Resplendent quetzal (Pharomachrus mocinno). a member of the Trogon (Trogonidae) family, one of the five bird families deemed to be most at risk from climate change. Image © Cagan Sekercioglu.

A key question under climate change is ‘how many extinctions can we expect?’ For the first time, a pioneering new study has mapped out global climate change risk to all the world’s birds, as well amphibians and corals. Winged Sentinels co-author Cagan Sekercioglu is among the authors.

The largest of its ki...