Behavior
On a Sage-Grouse Lek: It's My Turf
video 2:05
Songs + Calls
How and Why Birds Sing
article
BehaviorSongs + Calls
Songbirds in Action
Interactive Feature
Behavior
Keeping the Peace: Threat Signals in Gull Colonies
video 3:59
Behavior
Brilliant Flash: Red-winged Blackbird Territorial Displays