AP BIOLOGY

Detailed explanation-1: -Beavers instinctively know the basics of dam building. They have an instinct to pile sticks and mud on the sound of running water, and are very cued in to changes in the sound of running water.

Detailed explanation-2: -A beaver’s construction skills are instinctive; even beaver raised in captivity exhibit this behavior. Beaver kits follow their parents and older siblings as they maintain their lodge and dam so it is likely that these youngsters also hone their instincts through observation.

Detailed explanation-3: -Why do beavers build dams? Beavers build dams across streams to create a pond where they can build a “beaver lodge” to live in. These ponds provide protection from predators like wolves, coyotes, or mountain lions.

Detailed explanation-4: -Some forces that are acting upon on this Beaver Dam are the Gravity and the compression that is compressing on the roof of the dam. Another force is the momentum of the water.

Detailed explanation-5: -Young beavers know to construct the dam and lodge but they don’t know how. The father shows them how to build and take care of the dam and lodge. other learned behaviors are storing food, the young beaver knows how to get food, but not store it.