A bird builds its nest in the ash near a volcano. A whale has the ability to hold its breath for 20 minutes. A fox's hair is white in the winter and brown in the summer. A monkey has long arms that allow it to swing from one branch to another.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which example describes a behavioral adaptation?
Possibilities:
- A bird builds its nest in the ash near a volcano.
- A whale has the ability to hold its breath for 20 minutes.
- A fox's hair is white in the winter and brown in the summer.
- A monkey has long arms that allow it to swing from one branch to another.

A bird builds its nest in the ash near a volcano.