Snakes hummingbirds (蜂鸟)and squirrels hibernate in winter because of a long cold season of little food. Unlike the warm seasons of spring and summer that provide lots of food for these animals the winter season only provides a cold icy ground where there is little food. What's more the...
Snakes hummingbirds (蜂鸟)and squirrels hibernate in winter because of a long cold season of little food. Unlike the warm seasons of spring and summer that provide lots of food for these animals the winter season only provides a cold icy ground where there is little food. What's more the...