The African penguin chicks that hatched at the National Aviary have new names, and they're ready to join the colony.

Unlike most other bird species, the brown-headed cowbird (Molothrus ater) lays its eggs in the nests of other bird species ...

The visit of the 17-year cicadas isn't particularly long, but it can bring back memories of cicada summers from long ago.

Numbers of Arctic terns nesting at a key breeding site have dropped by nearly a third this year, as experts warn climate change and disease ...

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