Behavioral adaptations are adaptations that the animal has learned to do like making burrows to live in or eating certain foods that are tasty for themselves.

Migrating south is a behavioral adaptation because the birds learned that it was warmer in the south during winter.

Another adaptation is making burrows such as this mouse did.

This deer has learned to eat other food sources than just grass. That is an adaptation.

This frog has learned were to find the best food in the right place. That is an adaptation.

These birds have learned to open their mouthes if they want food. Behavioral adaptation.