SHORT COMMUNICATIONS ORNITOLOGIA NEOTROPICAL 19: 599–606, 2008 © The Neotropical Ornithological Society BODY MASSES OF BIRDS FROM ATLANTIC FOREST REGION, SOUTHEASTERN BRAZIL Iubatã Paula de Faria1 & William Sousa de Paula PPG-Ecologia, Universidade de Brasília, Brasília, DF, Brazil. E-mail:
[email protected] Massa corpórea de aves da região de Floresta Atlântica, sudeste do Brasil. Key words: Neotropical birds, weight, body mass, tropical rainforest, Brazil. The Brazilian Atlantic forest is one of the In this paper, we present the values of biodiversity hotspots in the world (Myers body masses of birds captured or collected 1988, Myers et al. 2000) with high endemism using mist-nets in 17 localities in the Atlantic of bird species (Cracraft 1985, Myers et al. forest of southeastern Brazil (Table 1), 2000). Nevertheless, there is little information between 2004 and 2007. Data for sites 1, 2, 3, on the avian body masses (weight) for this and 5 were collected in January, April, August, region (Oniki 1981, Dunning 1992, Belton and December 2004; in March and April 2006 1994, Reinert et al. 1996, Sick 1997, Oniki & for sites 4, 6, 7, and 8. Others sites were col- Willis 2001, Bugoni et al. 2002) and for other lected in September 2007. The Atlantic forest Neotropical ecosystems (Fry 1970, Oniki region is composed by two major vegetation 1980, 1990; Dick et al. 1984, Salvador 1988, types: Atlantic rain forest (low to medium ele- 1990; Peris 1990, Dunning 1992, Cavalcanti & vations, = 1000 m); and Atlantic semi-decidu- Marini 1993, Marini et al. 1997, Verea et al. ous forest (usually > 600 m) (Morellato & 1999, Oniki & Willis 1999).