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Directeur / Éditeur: Victor Teboul, Ph.D.
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Swifts delayed by cold and wet springs face mounting problems as the climate changes

(Version anglaise seulement)
par Alexander C. Lees, Reader, Manchester Metropolitan University
The weather is warmer and the nights are lighter. What are those black, curved silhouettes looping in the sky?

Assuming you are looking at birds and not attending the World Boomerang Championships, those shapes will likely be the UK’s only breeding member of the Apodiformes (a grouping that includes the hummingbirds): the common swift (Apus apus), harbinger of summer.

People in the UK tend to think of these birds as theirs, but really, they are tropical African species that…The Conversation


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