Behavior

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Bird Songs

Even when we can’t see birds, we can usually hear them. This article explores the structure and functions of the vocal sounds of birds.

September 19, 2020
The Annual Migrations of Birds

Migration is one of the most amazing things about birds—their seemingly miraculous feats of orientation and endurance on long-distance, annual flights.

September 18, 2020
Us Versus Them: Competition Between Bird Species

The forms and consequences of competition between bird species, in other words: interspecific competition.

September 16, 2020
Hummingbirds: Dazzling and Diverse

The remarkable behavioral and anatomical features of hummingbirds are the same things that make them so endearing to us.

September 22, 2020