Articles on Birds

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Wild rock doves such as these are endangered, following interbreeding with feral ‘city pigeons’. Mike Pennington/Wikimedia

What I’ve learned from studying the wild pigeon

The wild rock dove is little understood and largely overlooked by scientists.
A late 15th-century French version of a scientific study written by Holy Roman Emperor Frederick II. Bibliothèque de Genève, Ms. fr. 170, fol. 11r.

Bird sex fascinated medieval thinkers as much as people today

Modern researchers know about the cuckoo’s cross-species brood parasitism – but one Roman emperor observed this more than 700 years ago.
The highly pathogenic avian influenza virus has been detected in 41 at-risk species, including the snowy owl. The snowy owl was recently recommended for listing under Canada’s Species at Risk Act. (Jordi Segers/CWHC)

How we’re tracking avian flu’s toll on wildlife across North America

Researchers have detected highly pathogenic avian influenza in 41 at-risk bird species across all 10 Canadian provinces.

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