You Are a Graduate Student on an Expedition Studying Animals

Multiple Choice

You are a graduate student on an expedition studying animals in an area of a national park that is about to be opened to the public for recreation and limited logging.Part of this study is to survey and describe the mammalian life in the area.You find a small rodent that has a short tail, copious brown fat deposits, and oil in its fur.From these anatomical features, what can you infer about this animal?

A) It is an ectotherm that depends upon environmental heat sources.
B) It is likely an ectotherm that spends some time in the water.
C) It lives in a very dry climate and has adaptations to conserve water.
D) It lives in a very warm climate and is adapted to release heat efficiently.
E) It likely hibernates and spends some time in the water.