AP BIOLOGY

Detailed explanation-1: -Food, water, shelter and space are the four basic needs of an animal. Food is fairly self-explanatory, though methods of finding and catching food differs from species to species.

Detailed explanation-2: -Adapting to seasonal changes is crucial for survival, and many animals migrate, grow a winter coat or adjust their body temperatures to cope up. Recently, researchers from Universities of Edinburgh and Manchester found a biological switch that may be playing a major role.

Detailed explanation-3: -Instinct, imprinting, conditioning, and imitation are the four types of animal behavior.

Detailed explanation-4: -The shape of a bird’s beak, the color of a mammal’s fur, the thickness or thinness of the fur, the shape of the nose or ears are all examples of physical adaptations which help different animals survive.