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MINNESOTA MUSTELIDS Young
By Blane Klemek MINNESOTA MUSTELIDS Young Naturalists the Slinky,Stinky Weasel family ave you ever heard anyone call somebody a weasel? If you have, then you might think Hthat being called a weasel is bad. But weasels are good hunters, and they are cunning, curious, strong, and fierce. Weasels and their relatives are mammals. They belong to the order Carnivora (meat eaters) and the family Mustelidae, also known as the weasel family or mustelids. Mustela means weasel in Latin. With 65 species, mustelids are the largest family of carnivores in the world. Eight mustelid species currently make their homes in Minnesota: short-tailed weasel, long-tailed weasel, least weasel, mink, American marten, OTTERS BY DANIEL J. COX fisher, river otter, and American badger. Minnesota Conservation Volunteer May–June 2003 n e MARY CLAY, DEMBINSKY t PHOTO ASSOCIATES r mammals a WEASELS flexible m Here are two TOM AND PAT LEESON specialized mustelid feet. b One is for climb- ou can recognize a ing and the other for hort-tailed weasels (Mustela erminea), long- The long-tailed weasel d most mustelids g digging. Can you tell tailed weasels (M. frenata), and least weasels eats the most varied e food of all weasels. It by their tubelike r which is which? (M. nivalis) live throughout Minnesota. In also lives in the widest Ybodies and their short Stheir northern range, including Minnesota, weasels variety of habitats and legs. Some, such as badgers, hunting. Otters and minks turn white in winter. In autumn, white hairs begin climates across North are heavy and chunky. Some, are excellent swimmers that hunt to replace their brown summer coat. -
Reptile-Like Physiology in Early Jurassic Stem-Mammals
bioRxiv preprint doi: https://doi.org/10.1101/785360; this version posted October 10, 2019. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. Title: Reptile-like physiology in Early Jurassic stem-mammals Authors: Elis Newham1*, Pamela G. Gill2,3*, Philippa Brewer3, Michael J. Benton2, Vincent Fernandez4,5, Neil J. Gostling6, David Haberthür7, Jukka Jernvall8, Tuomas Kankanpää9, Aki 5 Kallonen10, Charles Navarro2, Alexandra Pacureanu5, Berit Zeller-Plumhoff11, Kelly Richards12, Kate Robson-Brown13, Philipp Schneider14, Heikki Suhonen10, Paul Tafforeau5, Katherine Williams14, & Ian J. Corfe8*. Affiliations: 10 1School of Physiology, Pharmacology & Neuroscience, University of Bristol, Bristol, UK. 2School of Earth Sciences, University of Bristol, Bristol, UK. 3Earth Science Department, The Natural History Museum, London, UK. 4Core Research Laboratories, The Natural History Museum, London, UK. 5European Synchrotron Radiation Facility, Grenoble, France. 15 6School of Biological Sciences, University of Southampton, Southampton, UK. 7Institute of Anatomy, University of Bern, Bern, Switzerland. 8Institute of Biotechnology, University of Helsinki, Helsinki, Finland. 9Department of Agricultural Sciences, University of Helsinki, Helsinki, Finland. 10Department of Physics, University of Helsinki, Helsinki, Finland. 20 11Helmholtz-Zentrum Geesthacht, Zentrum für Material-und Küstenforschung GmbH Germany. 12Oxford University Museum of Natural History, Oxford, OX1 3PW, UK. 1 bioRxiv preprint doi: https://doi.org/10.1101/785360; this version posted October 10, 2019. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. 13Department of Anthropology and Archaeology, University of Bristol, Bristol, UK. 14Faculty of Engineering and Physical Sciences, University of Southampton, Southampton, UK. -
Species Assessment for the Humboldt Marten (Martes Americana Humboldtensis)
Arcata Fish and Wildlife Office Species Assessment for the Humboldt Marten (Martes americana humboldtensis) R. Hamlin, L. Roberts, G. Schmidt, K. Brubaker and R. Bosch Photo credit: Six Rivers National Forest Endangered Species Program U.S. Fish and Wildlife Service Arcata Fish and Wildlife Office 1655 Heindon Road Arcata, California 95521 (707) 822-7201 www.fws.gov/arcata September 2010 i The suggested citation for this report is: Hamlin, R., L. Roberts, G. Schmidt, K. Brubaker and R. Bosch 2010. Species assessment for the Humboldt marten (Martes americana humboldtensis). U.S. Fish and Wildlife Service, Arcata Fish and Wildlife Office, Arcata, California. 34 + iv pp. ii Table of Contents INTRODUCTION ................................................................................................................ 1 BIOLOGICAL INFORMATION .......................................................................................... 1 Species Description ................................................................................................... 1 Taxonomy.................................................................................................................. 1 Life History ............................................................................................................... 4 Reproduction .................................................................................................. 5 Diet ................................................................................................................ 5 Home Range -
Squirrels and Allies (Sciuridae Spp.)
Squirrels and Allies (Sciuridae Spp.) There are about 275 species of tree, ground, and flying squirrels throughout the world, ranging from the five-inch pygmy squirrel (Myosciurus pumilio) of Africa to the nearly three-foot giant squirrel (Ratufa indica) of Asia. Currently, there are five species of squirrel found in Rhode Island: The Eastern gray squirrel, the Southern flying squirrel, the red squirrel, the chipmunk, and the woodchuck. Tree squirrels are those species that nest in trees, while ground squirrels nest in underground burrows. This publication is intended to provide information on the above species found in Rhode Island. Eastern Gray Squirrel (Sciurus carolinensis) Gray squirrels are the most common species of squirrel in Rhode Island. They are a tree squirrel, however they spend much of their time on the ground, and have adapted well to human-altered environments. They are commonly found in urban and suburban habitats. Gray squirrels can be grayish-brown, gray or black, with a white or light brown underside. Adults range in size from 15 to 20 inches, and between 1 to 1 ½ pounds. Their bushy tail accounts for almost half of their length. Gray squirrels may live between four and eight years in the wild, but they have been known to live up to ten years in captivity. They are active mainly during the day and do not hibernate. In the winter they spend days at a time in their nests, leaving only to gather food. Their habitat is mainly any wooded area with mast producing trees, where they live in tree cavities or leaf nests. -
The Beaver's Phylogenetic Lineage Illuminated by Retroposon Reads
www.nature.com/scientificreports OPEN The Beaver’s Phylogenetic Lineage Illuminated by Retroposon Reads Liliya Doronina1,*, Andreas Matzke1,*, Gennady Churakov1,2, Monika Stoll3, Andreas Huge3 & Jürgen Schmitz1 Received: 13 October 2016 Solving problematic phylogenetic relationships often requires high quality genome data. However, Accepted: 25 January 2017 for many organisms such data are still not available. Among rodents, the phylogenetic position of the Published: 03 March 2017 beaver has always attracted special interest. The arrangement of the beaver’s masseter (jaw-closer) muscle once suggested a strong affinity to some sciurid rodents (e.g., squirrels), placing them in the Sciuromorpha suborder. Modern molecular data, however, suggested a closer relationship of beaver to the representatives of the mouse-related clade, but significant data from virtually homoplasy- free markers (for example retroposon insertions) for the exact position of the beaver have not been available. We derived a gross genome assembly from deposited genomic Illumina paired-end reads and extracted thousands of potential phylogenetically informative retroposon markers using the new bioinformatics coordinate extractor fastCOEX, enabling us to evaluate different hypotheses for the phylogenetic position of the beaver. Comparative results provided significant support for a clear relationship between beavers (Castoridae) and kangaroo rat-related species (Geomyoidea) (p < 0.0015, six markers, no conflicting data) within a significantly supported mouse-related clade (including Myodonta, Anomaluromorpha, and Castorimorpha) (p < 0.0015, six markers, no conflicting data). Most of an organism’s phylogenetic history is fossilized in their heritable genomic material. Using data from genome sequencing projects, particularly informative regions of this material can be extracted in sufficient num- bers to resolve the deepest history of speciation. -
Educator's Guide
Educator’s Guide the jill and lewis bernard family Hall of north american mammals inside: • Suggestions to Help You come prepared • essential questions for Student Inquiry • Strategies for teaching in the exhibition • map of the Exhibition • online resources for the Classroom • Correlations to science framework • glossary amnh.org/namammals Essential QUESTIONS Who are — and who were — the North as tundra, winters are cold, long, and dark, the growing season American Mammals? is extremely short, and precipitation is low. In contrast, the abundant precipitation and year-round warmth of tropical All mammals on Earth share a common ancestor and and subtropical forests provide optimal growing conditions represent many millions of years of evolution. Most of those that support the greatest diversity of species worldwide. in this hall arose as distinct species in the relatively recent Florida and Mexico contain some subtropical forest. In the past. Their ancestors reached North America at different boreal forest that covers a huge expanse of the continent’s times. Some entered from the north along the Bering land northern latitudes, winters are dry and severe, summers moist bridge, which was intermittently exposed by low sea levels and short, and temperatures between the two range widely. during the Pleistocene (2,588,000 to 11,700 years ago). Desert and scrublands are dry and generally warm through- These migrants included relatives of New World cats (e.g. out the year, with temperatures that may exceed 100°F and dip sabertooth, jaguar), certain rodents, musk ox, at least two by 30 degrees at night. kinds of elephants (e.g. -
Post-Release Monitoring of Western Grey Kangaroos (Macropus Fuliginosus) Relocated from an Urban Development Site
animals Article Post-Release Monitoring of Western Grey Kangaroos (Macropus fuliginosus) Relocated from an Urban Development Site Mark Cowan 1,* , Mark Blythman 1, John Angus 1 and Lesley Gibson 2 1 Biodiversity and Conservation Science, Department of Biodiversity, Conservation and Attractions, Wildlife Research Centre, Woodvale, WA 6026, Australia; [email protected] (M.B.); [email protected] (J.A.) 2 Biodiversity and Conservation Science, Department of Biodiversity, Conservation and Attractions, Kensington, WA 6151, Australia; [email protected] * Correspondence: [email protected]; Tel.: +61-8-9405-5141 Received: 31 August 2020; Accepted: 5 October 2020; Published: 19 October 2020 Simple Summary: As a result of urban development, 122 western grey kangaroos (Macropus fuliginosus) were relocated from the outskirts of Perth, Western Australia, to a nearby forest. Tracking collars were fitted to 67 of the kangaroos to monitor survival rates and movement patterns over 12 months. Spotlighting and camera traps were used as a secondary monitoring technique particularly for those kangaroos without collars. The survival rate of kangaroos was poor, with an estimated 80% dying within the first month following relocation and only six collared kangaroos surviving for up to 12 months. This result implicates stress associated with the capture, handling, and transport of animals as the likely cause. The unexpected rapid rate of mortality emphasises the importance of minimising stress when undertaking animal relocations. Abstract: The expansion of urban areas and associated clearing of habitat can have severe consequences for native wildlife. One option for managing wildlife in these situations is to relocate them. -
Removing the Gray Wolf (Canis Lupus) from the List of Endangered and Threatened Wildlife
Billing Code 4333-15 DEPARTMENT OF THE INTERIOR Fish and Wildlife Service 50 CFR Part 17 [Docket No. FWS–HQ–ES–2018–0097; FF09E22000 FXES1113090FEDR 212] RIN 1018–BD60 Endangered and Threatened Wildlife and Plants; Removing the Gray Wolf (Canis lupus) from the List of Endangered and Threatened Wildlife AGENCY: Fish and Wildlife Service, Interior. ACTIONS: Final rule and notice of petition finding. SUMMARY: We, the U.S. Fish and Wildlife Service (Service or USFWS), have evaluated the classification status of the gray wolf (Canis lupus) entities currently listed in the lower 48 United States and Mexico under the Endangered Species Act of 1973, as amended (Act). Based on our evaluation, we are removing the gray wolf entities in the lower 48 United States and Mexico, except for the Mexican wolf (C. l. baileyi), that are currently on the List of Endangered and Threatened Wildlife. We are taking this action because the best available scientific and 1 commercial data available establish that the gray wolf entities in the lower 48 United States do not meet the definitions of a threatened species or an endangered species under the Act. The effect of this rulemaking action is that C. lupus is not classified as a threatened or endangered species under the Act. This rule does not have any effect on the separate listing of the Mexican wolf subspecies (Canis lupus baileyi) as endangered under the Act. In addition, we announce a 90-day finding on a petition to maintain protections for the gray wolf in the lower 48 United States as endangered or threatened distinct population segments. -
Wolves in the Lower 48 States
BEFORE THE SECRETARY OF THE INTERIOR PETITION FOR A NATIONAL RECOVERY PLAN FOR THE WOLF (CANIS LUPUS) IN THE CONTERMINOUS UNITED STATES OUTSIDE THE SOUTHWEST UNDER THE ENDANGERED SPECIES ACT Center for Biological Diversity Photo: Gary Kramer, U.S. Fish and Wildlife Service 2 July 20, 2010 Ken Salazar, Secretary Rowan Gould, Acting Director Department of the Interior U.S. Fish and Wildlife Service Main Interior Building 1849 C Street NW 18th and C Streets, N.W. Washington, D.C. 20240 Washington, D.C. 20240 Re: Petition to the U.S. Department of Interior and U.S. Fish and Wildlife Service, for Development of a Recovery Plan for the Gray Wolf (Canis lupus) in the Conterminous United States Outside of the Southwest. Dear Secretary Salazar and Acting Director Gould: Pursuant to 16 U.S.C. § 1533(f) of the Endangered Species Act and section 5 U.S.C. § 553 of the Administrative Procedure Act, the Center for Biological Diversity (“Center”) hereby petitions the U.S. Department of the Interior (“DOI”), by and through the U.S. Fish and Wildlife Service (“Service”), to develop a recovery plan for the gray wolf (Canis lupus) in the conterminous United States outside of the Southwest. Our petition excludes the Southwest on the premise that the Mexican gray wolf (Canis lupus baileyi) will be listed either as a subspecies or distinct population segment, as requested in the Center’s Mexican gray wolf listing petition of August 11, 2009. Should this not have occurred by the time the Service initiates development of a recovery plan for the wolf in the conterminous U.S. -
Annual Report
2016 ANNUAL REPORT 2016 Annual Report 1 Our Mission Ohio Wildlife Center is dedicated to fostering awareness and appreciation of Ohio’s native wildlife through rehabilitation, education and wildlife health studies. Table of Contents Our Work The Center operates the state’s largest, free native 2 Our Mission and Work wildlife animal hospital, which assessed and treated 3 Message from the Board Chair 4,525 wildlife patients from 54 Ohio counties in 2016. Now a statewide leader in wildlife animal rescue and and Executive Director rehabilitation, the Center includes a 20-acre outdoor 4 2016 Fast Facts for Wildlife Hospital Education Center and Pre-Release Facility in Delaware County. The free Wildlife Hospital is located in the lower 5 2016 Fast Facts for Education level of Animal Care Unlimited at 2661 Billingsley 6 Foundation Grants and Partnerships Road in Columbus. 7 Volunteer Impact A focal point of the Education Center is the permanent sanctuary for 59 animals, ranging from coyote and fox 8 The Barbara and Bill Bonner Family to hawks, owls, raccoons, turtles and a turkey. There Foundation Barn are 42 species represented and seven animal ambassador 9 Power of Partnerships species listed as threatened or species of concern in Ohio. 10 2016 Events The Pre-Release Facility is comprised of multiple flight enclosures, a waterfowl enclosure, a songbird aviary, 11 Financials and species-specific outdoor housing designed to 12 Wildlife Hospital Admissions support the final phase of rehabilitation for recovering hospital patients. Animals reside at the Pre-Release 14 Board of Trustees Facility with care and oversight as they acclimate to the 15 Thank you! elements. -
Reproductionreview
REPRODUCTIONREVIEW Wombat reproduction (Marsupialia; Vombatidae): an update and future directions for the development of artificial breeding technology Lindsay A Hogan1, Tina Janssen2 and Stephen D Johnston1,2 1Wildlife Biology Unit, Faculty of Science, School of Agricultural and Food Sciences, The University of Queensland, Gatton 4343, Queensland, Australia and 2Australian Animals Care and Education, Mt Larcom 4695, Queensland, Australia Correspondence should be addressed to L A Hogan; Email: [email protected] Abstract This review provides an update on what is currently known about wombat reproductive biology and reports on attempts made to manipulate and/or enhance wombat reproduction as part of the development of artificial reproductive technology (ART) in this taxon. Over the last decade, the logistical difficulties associated with monitoring a nocturnal and semi-fossorial species have largely been overcome, enabling new features of wombat physiology and behaviour to be elucidated. Despite this progress, captive propagation rates are still poor and there are areas of wombat reproductive biology that still require attention, e.g. further characterisation of the oestrous cycle and oestrus. Numerous advances in the use of ART have also been recently developed in the Vombatidae but despite this research, practical methods of manipulating wombat reproduction for the purposes of obtaining research material or for artificial breeding are not yet available. Improvement of the propagation, genetic diversity and management of wombat populations requires a thorough understanding of Vombatidae reproduction. While semen collection and cryopreservation in wombats is fairly straightforward there is currently an inability to detect, induce or synchronise oestrus/ovulation and this is an impeding progress in the development of artificial insemination in this taxon. -
Mammalian Origins Major Groups of Synapsida
Mammalogy 4764 9/16/2009 Chapter 4 “Reptile” Mammalian Origins Early mammal Carnivore Amniota Herbivore Feldhamer Table 4.1 Savage and Long 1986 Major Fig. 3.2, Vaughn, Fig. 4.1, Feldhamer groups Mammalian Origins of Dimetrodon Overview Synapsida Synapsids Pelycosaurs and Therapsids First Mammals Mesozoic Era appear Feldhamer Fig. 4.2 Cenozoic Era radiate Savage and Long 1986 Pelycosaur Skull, jaw musculature, and teeth Cynodontia -- Advanced, predaceous therapsids Pelycosaur Scymnognathus Cynognathus Therapsid Early Cynodont Derived Therapsid/Mammal Primitive Late Cynodont Fig. 3.2, Vaughn Thrinaxodon Fig 4.3 & 4, Feldhamer 1 Mammalogy 4764 9/16/2009 Skeletal transition Extinction of Cynodonts Possibly competition from dinosaurs Pelycosaur Early Cynodonts were dog-size, last surviving were squirrel sized Fig. 4.15 Mammals that survived while Cynodonts went extinct (contemporary) were mouse-sized. Cynodont Thrinaxodon Modern Mammal Fig. 3.5, Vaughn Fig. 4.16c, Early Cynodont Early mammals Changes in land masses Feldhamer 4.11 200 - 250 million years ago Derived characters: Dentary/squamosal jaw articulation Diphyodont dentition 200 MYA 180 MYA Mammary glands Secondary palate Early Mid- Viviparity (loss of eggshell) When? Jurassic Jurassic 65 MYA 135 MYA Early Early Cretaceous Cenozoic Feldhamer 4.5, 4.9 Skull and teeth of mammals 2 Mammalogy 4764 9/16/2009 Teeth and Dentition of Mammals Teeth Heterodont teeth with different functions Differentiated on the basis of function, resulting in increased One of the major keys efficiency acquiring and digesting food. to success of mammals Teeth occur in 3 bones of skull: Teeth of mammals are premaxilla, maxilla, dentary extremely variable with different diets -- more than other taxa Feldhamer et al.