Microcebus Griseorufus) Conservation: Local Resource Utilization and Habitat Disturbance at Beza Mahafaly, Sw Madagascar
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Strengths and Weaknesses of the Gray Mouse Lemur
Strengths and Weaknesses of the Gray Mouse Lemur (Microcebus murinus) as a Model for the Behavioral and Psychological Symptoms and Neuropsychiatric Symptoms of Dementia Fabien Pifferi, Jacques Epelbaum, Fabienne Aujard To cite this version: Fabien Pifferi, Jacques Epelbaum, Fabienne Aujard. Strengths and Weaknesses of theGray Mouse Lemur (Microcebus murinus) as a Model for the Behavioral and Psychological Symptoms and Neuropsychiatric Symptoms of Dementia. Frontiers in Pharmacology, Frontiers, 2019, 10, 10.3389/fphar.2019.01291. hal-02393164 HAL Id: hal-02393164 https://hal.archives-ouvertes.fr/hal-02393164 Submitted on 10 Dec 2020 HAL is a multi-disciplinary open access L’archive ouverte pluridisciplinaire HAL, est archive for the deposit and dissemination of sci- destinée au dépôt et à la diffusion de documents entific research documents, whether they are pub- scientifiques de niveau recherche, publiés ou non, lished or not. The documents may come from émanant des établissements d’enseignement et de teaching and research institutions in France or recherche français ou étrangers, des laboratoires abroad, or from public or private research centers. publics ou privés. REVIEW published: 30 October 2019 doi: 10.3389/fphar.2019.01291 Strengths and Weaknesses of the Gray Mouse Lemur (Microcebus murinus) as a Model for the Behavioral and Psychological Symptoms and Neuropsychiatric Symptoms of Dementia Fabien Pifferi 1, Jacques Epelbaum 1,2 and Fabienne Aujard 1* 1 UMR CNRS/MNHN 7179, Mécanismes Adaptatifs et Evolution, Brunoy, France, 2 Unité Mixte de Recherche en Santé 894 INSERM, Centre de Psychiatrie et Neurosciences, Université Paris Descartes, Sorbonne Paris Cité, Paris, France Edited by: To face the load of the prevalence of Alzheimer’s disease in the aging population, Bjorn Johansson, Karolinska Institutet (KI), Sweden there is an urgent need to develop more translatable animal models with similarities to Reviewed by: humans in both the symptomatology and physiopathology of dementia. -
Bulletin De Situation Acridienne Madagascar
BULLETIN DE SITUATION ACRIDIENNE MADAGASCAR Bulletin de la première décade de janvier 2015 (2015-D01) SOMMAIRE CELLULE DE VEILLE ACRIDIENNE Situation éco-météorologique : page 1 Situation acridienne : page 3 Ministère de l’Agriculture Situation antiacridienne : page 8 Synthèse : page 10 Annexes : page 13 SITUATION ÉCO-MÉTÉOROLOGIQUE Durant la 1ère décade de janvier 2015, un fort gradient pluviométrique Nord-Est/Sud-Ouest concernait Madagascar induisant une très forte pluviosité dans l’Aire d’invasion Nord, une pluviosité moyenne à forte dans l'Aire d’invasion Centre et une pluviosité souvent faible à moyenne dans l'Aire grégarigène. Les informations pluviométriques étaient contradictoires, selon les sources : x les estimations de FEWS-NET (figure 1) indiquaient que la pluviosité était supérieure à 125 mm au nord de la Grande-Île et qu’elle diminuait progressivement de 20 à 30 mm sur des bandes diagonales successives de 100 à 200 km de large à partir du nord et jusqu’au sud du pays ; x le peu de relevés transmis par le Centre National Antiacridien (annexe 1) indiquait que la pluviosité était très forte dans l’Aire grégarigène transitoire, moyenne à forte dans l’Aire de multiplication initiale ainsi que dans la majeure partie de l’Aire transitoire de multiplication et faible à moyenne dans l’Aire de densation, ce qui différait des estimations de FEWS-NET pour l’Aire grégarigène. Dans l’Aire grégarigène, compte tenu des relevés pluviométriques faits par le CNA, les conditions hydriques étaient fort erratiques : dans l’Aire grégarigène transitoire, elles étaient excédentaires par rapport aux besoins du Criquet migrateur malgache solitaire, dans l’Aire de multiplication initiale Centre, elles étaient favorables au développement et à la reproduction du Locusta migratoria capito et dans les secteurs Sud de l’Aire transitoire de multiplication et de l’Aire de densation, les pluies restaient peu abondantes. -
Cheirogaleus Medius)
American .Journal of Primatology 38:349-355 (1996) • BRIEF REPORTS Xanthogranuloma of the Choroid Plexus in the Fat-Tailed Dwarf Lemur (Cheirogaleus medius) JASON T. LEE', CAROL A. MILLER',', COLIN T. McDONALD', AND JOHN M. ALLMAN' IDivision ofBiology, California Institute of Technology, Pasadena, California; 2Department ofNeurology, Massachusetts General Hospital, Boston, Massachusetts; and 'Department of Pathology, University of Southern California, School of Medicine, Los Angeles, California This report documents the death of two fat-tailed dwarf lemurs (Cheirogaleus medius) maintained over 6 years each in our laboratory. Postmortem studies revealed xanthogranuloma of the choroid plexus, a mass replete with stored lipids, including cholesterol crystals. Six months prior to their deaths, both animals developed a peculiar head tilt and signs suggestive of neurological dysfunction. At autopsy, each had masses pro jecting into the lateral and IVth ventricles and an associated obstructive hydrocephalus. Cryostat sections of the brains of both lemurs showed his tological features consistent with xanthogranuloma ofthe choroid plexus, a histologically benign and usually asymptomatic lesion found in up to 7% of human autopsies. This case is of special interest because of the unique feeding strategies in the fat-tailed dwarf lemur. Since C. medius remains in torpor for 6 months out ofthe year during the time offood scarcity in the forests of Madagascar, the animal must accumulate large reserves of fat during its active period. In the laboratory, however, dwarf lemurs do not normally go into torpor, and the accumulated fat is not used. The finding of this tumor, therefore, suggests that the combination of a captive high fat diet and the unusual fat-storage mechanisms utilized by C. -
Sleeping and Ranging Behavior of the Sambirano Mouse Lemur, Microcebus Sambiranensis
Hending, D., McCabe, G., & Holderied, M. (2017). Sleeping and Ranging Behavior of the Sambirano Mouse Lemur, Microcebus sambiranensis. International Journal of Primatology. https://doi.org/10.1007/s10764-017-9997-2 Publisher's PDF, also known as Version of record License (if available): CC BY Link to published version (if available): 10.1007/s10764-017-9997-2 Link to publication record in Explore Bristol Research PDF-document This is the final published version of the article (version of record). It first appeared online via [Springer at https://link.springer.com/article/10.1007%2Fs10764-017-9997-2. Please refer to any applicable terms of use of the publisher. University of Bristol - Explore Bristol Research General rights This document is made available in accordance with publisher policies. Please cite only the published version using the reference above. Full terms of use are available: http://www.bristol.ac.uk/red/research-policy/pure/user-guides/ebr-terms/ Int J Primatol https://doi.org/10.1007/s10764-017-9997-2 Sleeping and Ranging Behavior of the Sambirano Mouse Lemur, Microcebus sambiranensis Dan Hending1,2 & Grainne McCabe2 & Marc Holderied1 Received: 9 June 2017 /Accepted: 2 September 2017 # The Author(s) 2017. This article is an open access publication Abstract Primates require secure sleeping sites for periods of rest, but despite their importance, the characteristics of desired sleeping sites are poorly known. Here we investigated the sleeping ecology of a radio-collared population of the Sambirano mouse lemur, Microcebus sambiranensis, during the nonreproductive season in the Anabohazo forest, northwestern Madagascar. We also investigated their ranging be- havior and examined the spatial distribution of sleeping sites within the home ranges of the collared individuals. -
Dry Forest Trees of Madagascar
The Red List of Dry Forest Trees of Madagascar Emily Beech, Malin Rivers, Sylvie Andriambololonera, Faranirina Lantoarisoa, Helene Ralimanana, Solofo Rakotoarisoa, Aro Vonjy Ramarosandratana, Megan Barstow, Katharine Davies, Ryan Hills, Kate Marfleet & Vololoniaina Jeannoda Published by Botanic Gardens Conservation International Descanso House, 199 Kew Road, Richmond, Surrey, TW9 3BW, UK. © 2020 Botanic Gardens Conservation International ISBN-10: 978-1-905164-75-2 ISBN-13: 978-1-905164-75-2 Reproduction of any part of the publication for educational, conservation and other non-profit purposes is authorized without prior permission from the copyright holder, provided that the source is fully acknowledged. Reproduction for resale or other commercial purposes is prohibited without prior written permission from the copyright holder. Recommended citation: Beech, E., Rivers, M., Andriambololonera, S., Lantoarisoa, F., Ralimanana, H., Rakotoarisoa, S., Ramarosandratana, A.V., Barstow, M., Davies, K., Hills, BOTANIC GARDENS CONSERVATION INTERNATIONAL (BGCI) R., Marfleet, K. and Jeannoda, V. (2020). Red List of is the world’s largest plant conservation network, comprising more than Dry Forest Trees of Madagascar. BGCI. Richmond, UK. 500 botanic gardens in over 100 countries, and provides the secretariat to AUTHORS the IUCN/SSC Global Tree Specialist Group. BGCI was established in 1987 Sylvie Andriambololonera and and is a registered charity with offices in the UK, US, China and Kenya. Faranirina Lantoarisoa: Missouri Botanical Garden Madagascar Program Helene Ralimanana and Solofo Rakotoarisoa: Kew Madagascar Conservation Centre Aro Vonjy Ramarosandratana: University of Antananarivo (Plant Biology and Ecology Department) THE IUCN/SSC GLOBAL TREE SPECIALIST GROUP (GTSG) forms part of the Species Survival Commission’s network of over 7,000 Emily Beech, Megan Barstow, Katharine Davies, Ryan Hills, Kate Marfleet and Malin Rivers: BGCI volunteers working to stop the loss of plants, animals and their habitats. -
Namibia, 2018
Nambia and little bits of Botswana, Zimbabwe, and Zambia, July-August 2018 Michael Kessler In 1994, my wife Elke and I did our first joint trip to Namibia, spending 3 weeks mainly in the arid western parts of the country and seeing such goodies as Brown Hyena, Caracal, Black Mongoose, Honey Badger, 3 species of sengis, and Southern African Porcupine. In 2010, we made our first family trip to Africa to KwaZulu Natal, seeing much of the large game. So now we decided to return to Namibia with the family, with the aim of exploring some new areas and searching out the less easily seen species. Time and budget limited the trip to about 2½ weeks and after some deliberation, we settled on the following sites: Sesriem + Sossusvlei for the dunes; Walvisbay for Heaviside’s Dolphin + Welwitschia; Erindi for African Wild Dog and the other game; Toko Lodge for the night drives, especially for Aardvark; Etosha only briefly for the amazing wildlife spectacle; Mahango for the Okavango specials (birds and mammals); and Victoria Falls for, well, the falls. This resulted in the following Itinerary: 25.7: Left Zurich in the evening, arriving on 26.7.: am in Jo’burg, followed by a connecting flight to Windhoek where we picked up the rental car, did some grocery shopping, and fell into our beds at Arebbusch Lodge on the southern outskirts of the city. 27.7.: Long drive to Desert Homestead Lodge at Sesriem. 28.7.: am: visit to Sossusvlei; pm: Cessna flight over the dunes, followed by a night drive back to the lodge, seeing some Bat-eared Foxes. -
Analysis of Deforestation Patterns in the Central Menabe, Madagascar, Between 1973 and 2010
Reg Environ Change (2014) 14:157–166 DOI 10.1007/s10113-013-0475-x ORIGINAL ARTICLE Analysis of deforestation patterns in the central Menabe, Madagascar, between 1973 and 2010 Dietmar Zinner • Christian Wygoda • Leon Razafimanantsoa • Rodin Rasoloarison • Herizo T. Andrianandrasana • Jo¨rg U. Ganzhorn • Frank Torkler Received: 17 September 2012 / Accepted: 3 May 2013 / Published online: 24 May 2013 Ó The Author(s) 2013. This article is published with open access at Springerlink.com Abstract The central Menabe region still holds the largest Keywords Madagascar Á Deforestation Á Dry forest Á remnant of dry forest in western Madagascar. These forests Satellite image time series Á Remote sensing Á Political are home to high floral and faunal diversity including a crisis number of local and regional endemics. The forests of the central Menabe have been classified as conservation hot- spots. However, pressure on these forests is strong and Introduction deforestation continues on a large scale. To quantify recent forest loss, we used a series of satellite images (1973–2010) Madagascar, the world’s fourth largest island of approxi- for estimating annual deforestation rates. The overall rate mately 587,000 km2, is located off the south-eastern coast was 0.67 %, but it accelerated during certain periods to over of Africa. It is regarded as one of the major biodiversity 1.5 % with a maximum of 2.55 % per year between 2008 hotspots (Myers et al. 2000), because it harbours excep- and 2010. Not all areas within the forest block of the central tional biota with high overall diversity and levels of Menabe are affected similarly. -
Extending the Known Distribution of Nicosia's Chameleon
Herpetology Notes, volume 14: 455-460 (2021) (published online on 26 February 2021) Extending the known distribution of Nicosia’s chameleon, Furcifer nicosiai Jesu, Mattioli & Schimmenti, 1999 (Squamata: Chamaeleonidae) Francesco Belluardo1,*, Gonçalo M. Rosa2,3, Franco Andreone4, Elodie A. Courtois5, Javier Lobón-Rovira1, Ronald A. Nussbaum6, Miary Raselimanana7, Malalatiana Rasoazanany7, Christopher J. Raxworthy8, and Angelica Crottini1 The genus Furcifer Fitzinger, 1843 includes 24 region (Fig. 1, white circles; Table 1) (Randrianantoandro species of chameleons, most of which are endemic to et al., 2008; Raselimanana, 2008; Bora et al., 2010; Madagascar (Glaw and Vences, 2007; Uetz et al., 2020). Randriamoria, 2011; Brown et al., 2014; Goodman et Furcifer nicosiai Jesu, Mattioli & Schimmenti, 1999 al., 2018). Furcifer nicosiai habitat encompasses dense is a medium-sized species belonging to the Furcifer sub-humid and dry forests of low elevation, between verrucosus (Cuvier, 1829) phenetic group (Glaw and 57–571 m above sea level ~ a.s.l. (Bora et al., 2010). Vences, 2007). Although slightly smaller, F. nicosiai is Several records within the Menabe region (within the morphologically similar to Furcifer oustaleti (Mocquard, Paysage Harmonieux Protégé de Menabe Antimena, 1894), whose subadults can be mistaken with adults of about 60 km south of Tsingy de Bemaraha) refer to this species (Glaw and Vences, 2007). a population of F. nicosiai that appears to have some With Tsingy de Bemaraha as the type locality of F. morphological differences to the population from the nicosiai (Jesu et al., 1999), the species was thought to type locality. A molecular characterisation is needed have a distribution limited to western Madagascar, with, to assess the taxonomic identity of these populations, until now, only a few additional records in the Melaky but for consistency we here continue to assign them to this species (Raselimanana, 2008; Randrianantoandro et al., 2010; Eckhardt et al., 2019) (Fig. -
Rodent Assemblages in the Mosaic of Habitat Types in the Zambezian Bioregion
diversity Article Rodent Assemblages in the Mosaic of Habitat Types in the Zambezian Bioregion Vincent R. Nyirenda 1,* , Ngawo Namukonde 1 , Matamyo Simwanda 2 , Darius Phiri 2, Yuji Murayama 3 , Manjula Ranagalage 3,4 and Kaula Milimo 5 1 Department of Zoology and Aquatic Sciences, School of Natural Resources, Copperbelt University, P.O. Box 21692, Kitwe 10101, Zambia; [email protected] 2 Department of Plant and Environmental Sciences, School of Natural Resources, Copperbelt University, P.O. Box 21692, Kitwe 10101, Zambia; [email protected] (M.S.); [email protected] (D.P.) 3 Faculty of Life and Environmental Sciences, University of Tsukuba, 1-1-1 Tennodai, Tsukuba City, Ibaraki 305-8572, Japan; [email protected] (Y.M.); [email protected] (M.R.) 4 Department of Environmental Management, Faculty of Social Sciences and Humanities, Rajarata University of Sri Lanka, Mihintale 50300, Sri Lanka 5 Department of National Parks and Wildlife, Ministry of Tourism and Arts, Private Bag 1, Chilanga 10100, Zambia; [email protected] * Correspondence: [email protected]; Tel.: +260-977-352035 Received: 12 July 2020; Accepted: 21 September 2020; Published: 23 September 2020 Abstract: Rodent assemblages have ecological importance in ecosystem functioning and protected area management. Our study examines the patterns of assemblages of rodents across four habitat types (i.e., Miombo woodland, Acacia woodland, grasslands and farmlands) in the savanna environment. Capture-mark-recapture (CMR) methods were applied for data collection across the Chembe Bird Sanctuary (CBS) landscape. The Non-metric Multi-Dimensional Scaling (NMDS) was used for exploratory data analysis, followed by Analysis of Variance (ANOVA) and Tukey–Kramer’s Honestly Significant Difference (HSD) post-hoc tests. -
Verreaux's Sifaka (Propithecus Verreauxi) and Ring- Tailed Lemur
MADAGASCAR CONSERVATION & DEVELOPMENT VOLUME 8 | ISSUE 1 — JULY 2013 PAGE 21 ARTICLE http://dx.doi.org/10.4314/mcd.v8i1.4 Verreaux’s sifaka (Propithecus verreauxi) and ring- tailed lemur (Lemur catta) endoparasitism at the Bezà Mahafaly Special Reserve James E. LoudonI,II, Michelle L. SautherII Correspondence: James E. Loudon Department of Anthropology, University of Colorado-Boulder Boulder, CO 80309-0233, U.S.A. E - mail: [email protected] ABSTRACT facteurs comportementaux lors de l’acquisition et l’évitement As hosts, primate behavior is responsible for parasite avoid- des parasites transmis par voie orale en comparant le compor- ance and elimination as well as parasite acquisition and trans- tement des Propithèques de Verreaux (Propithecus verreauxi) et mission among conspecifics. Thus, host behavior is largely des Makis (Lemur catta) se trouvant dans la Réserve Spéciale du responsible for the distribution of parasites in free - ranging Bezà Mahafaly (RSBM) à Madagascar. Deux groupes de chacune populations. We examined the importance of host behavior in de ces espèces étaient distribués dans une parcelle protégée et acquiring and avoiding parasites that use oral routes by compar- deux autres dans des forêts dégradées par l’activité humaine. ing the behavior of sympatric Verreaux’s sifaka (Propithecus L’analyse de 585 échantillons fécaux a révélé que les Makis verreauxi) and ring - tailed lemurs (Lemur catta) inhabiting the de la RSBM étaient infestés par six espèces de nématodes et Bezà Mahafaly Special Reserve (BMSR) in Madagascar. For trois espèces de parasites protistes tandis que les Propithèques each species, two groups lived in a protected parcel and two de Verreaux ne l’étaient que par deux espèces de nématodes. -
Hibernation in Pygmy Lorises (Nycticebus Pygmaeus) – What Does It Mean?
Vietnamese Journal of Primatology (2017) vol.2(5), 51-57 Hibernation in pygmy lorises (Nycticebus pygmaeus) – what does it mean? Ulrike Streicher1,3, Julia Nowack2, Gabrielle Stalder2, Christian Walzer2, Tilo Nadler3 and Thomas Ruf2 1 Current address: Cascades Raptor Center, Eugene, USA 2 University of Veterinary Medicine, Research Institute of Wildlife Ecology, Department of Integrative Biology and Evolution, Vienna, Austria, Savoyenstr. 1, 110 Vienna, Austria 3 Endangered Primate Rescue Center, Cuc Phương National Park, Nho Quan District, Ninh Bình Province, Vietnam Corresponding author: Ulrike Streicher <[email protected]> Key words: South-East Asia, primate, torpor, multiday torpor, pygmy loris, hibernation Summary Torpor use in primates appeared to be restricted to African species and was only recently discovered in a species from Asia, the pygmy loris (Nycticebus pygmaeus). This finding has considerable implications for our perception of torpor in this mammal group and demonstrates that torpor is probably more widespread in mammals than commonly thought. This article summarizes the current knowledge on the use of torpor in the pygmy loris and places it into the context of ongoing research on this topic. Hiện tượng ngủ đông ở loài culi nhỏ (Nycticebus pygmaeus) – Ý nghĩa là gì? Tóm tắt Hiện tượng ngủ đông ở các loài linh trưởng được cho rằng chỉ tồn tại ở một số loài linh trưởng ở Châu Phi. Gần đây hiện tượng này được khám phá ở một loài linh trưởng ở Châu Á, loài culi nhỏ (Nycticebus pygmaeus). Phát hiện mới này có thể thay đổi nhận thức của chúng ta về hiện tượng ngủ đông ở nhóm thú này và nó cũng minh chứng rằng hiện tượng ngủ đông có thể phổ biến ở nhiều loài thú khác hơn những gì chúng ta thường nghĩ. -
Architecture Végétative Et Structures Inflorescentielles Chez Les Didiereaceae De Madagascar
Beitr. Biol. Pflanzen 61, 381 - 400 Architecture végétative et structures inflorescentielles chez les Didiereaceae de Madagascar Par GEORGESCREMERS * et YVES SELL* * (Avec 7 figures) Reçu le 21 Novembre 1985 Zusammenf assuiig Der vegetative Aufbau der Didiereaceen erscheint als sehr mannigfaltig, da sich die 8 untersuchten Arten, 4 Modellen (denen von CORNER,von LEEUWENBERG,von KORmA, und von CHAMPAGNAT)zuordnen lassen, während die komplexe Organisation zweier weiterer Arten nicht einem der zur Zeit beschriebenen Modelle zugeordnet werden konnte. Andererseits ist bei den durch Kurztriebe hervorgebrachten Infloreszenzstrukturen der Thyrsus die fundamentale Blüheinheit. Dieser ist geschlossen (monotel, 4 Arten) oder offen (polytel oder trunkat-monotel? 2 Arten); seine Aggregation in eine dolden- artige, mehr oder weniger bliitenarme Infloreszenz wird bei 5 Arten beobachtet. Das sukzessive Aufblühen, von den ruhenden, ganz an der Basis der Kurztriebe gelegenen Knospen bedingt, wurde bei 7 Arten festgestellt. Abstract The vegetative organization of Didiereaceae seems highly diverse, since of the 8 species studied, 4 models (those of CORNER,LEEUWENBERG, KORIBA and CHAMPAGNAT) were identified, but the complex organization of 2 did not correspond to any of the models so far described. As regards the inflorescence structures established by the short shoots, thyrse is the main flowering unit. It can be either definite (monotelic, 4 species) or indefinite (polytelic or truncate-monotelic?, 2 species), and in 5 species it forms an ombel-like cluster more or less poor in flowers. Gradual flowering, due to rest buds at the very bases of the short shoots, is encountered in 7 species. * Centre ORSTOM, BP 165, 93 323 Cayenne; Guyane Francaise. ** Institut de Botanique, 28 rue Goethe, 67 O00 Strasbourg.