It is not unusual for someone to do a little dance to illustrate bird behavior.

Cameras can be used to study bird nesting behaviors, or even to catch nest predators in the act.

He built a research station for bird behavior called Armendy Farm that was active in the 1930s.

His particular interest was bird behaviour, especially the courtship of water birds.

He worked for the Audubon Society where he wrote several books about bird behavior.

Careful layout and attention to bird behavior is required to avoid 'floor eggs'.

He was considered to be an expert on bird behaviour.

Some bird behaviors are learned and some are genetic, he said.

Several patrons describe their own encounters with strange bird behaviour.

Mammals, all but a few species, are a faithless bunch; and bird behavior is a scandal.