AP BIOLOGY

Detailed explanation-1: -Nest building is one of the most important activities of birds as the nest not only provides shelter and protection from predators to the birds but also plays an important role in brooding i. egg laying and raising their young ones.

Detailed explanation-2: -Nest-building is not just instinctive but is a skill that birds learn from experience, research suggests.

Detailed explanation-3: -Innate behaviors do not have to be learned or practiced. They are also called instinctive behaviors. An instinct is the ability of an animal to perform a behavior the first time it is exposed to the proper stimulus. For example, a dog will drool the first time-and every time-it is exposed to food.

Detailed explanation-4: -Both pecking and feeding behaviors are innate. Right: When these baby birds open their mouths wide, their mother instinctively feeds them. This innate behavior is called gaping. Another example of innate behavior in birds is egg rolling.