At least some polar bears in the western Hudson Bay population are using flexible foraging strategies while on land, such as prey-switching and eating a mixed diet of plants and animals, as they survive in their rapidly changing environment, new research suggests.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/v...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/v...