The role of interspecific competition as a key factor in the ecology of natural communities
where species exploit limited resources is well established, and the study of competition …

The Jambato Toad, Atelopus ignescens, is endemic to montane forests, inter-Andean
valleys, and paramos in Ecuador. Although formerly abundant and widely distributed, the …

Perhaps more than any other animal, snakes fascinate the general public and are objects of
curiosity whenever they are seen. The fact that many people are repelled or horrified by the …

While the physical environment is often viewed as that with which an organism must
contend, and the biotic environment as including resources that may be exploited …

Quantitative data consisting of 14 structural habitat variables and 5 climatic variables were
obtained from 505 telemetric relocations of 21 timber rattlesnakes (Crotalus horridus) and 20 …

Radiotelemetry was used to monitor the habitat use of 21 timber rattlesnakes (Crotalus
horridus) and 20 northern copperheads (Agkistrodon contortrix mokeson) during a 3—yr …

At the end of their breeding season, male side—blotched lizards, Uta stansburiana, from
western Colorado decreased their home range to a size not different from that of females …

The field thermal biology of sympatric Anolis cooki and A. cristatellus were evaluated in
January and in August in desert scrub forest at Playa de Tamarindo near Guanica, Puerto …

The distribution and abundance of amphibians and reptiles in forest stands subjected to
salvage cutting and prescribed burning were compared with their unmanaged counterparts …

Road mortality is a significant threat to terrestrial vertebrates in many areas, and the novel
thermal environment of black-topped roads may represent ecological traps for some species …