In the U.S. 42 species of birds have low and steeply declining populations that put them on the brink of disaster, scientists ...

With common bird populations on the decline, these birds are “the canary in the coal mine ... are curious about what they think is a new species in their yard. But, in fact, it’s only ...

Photographed at LORO PARQUE FUNDACIÓN, CANARY ISLANDS ... Like many other birds, the species can see ultraviolet light. Some parrot feathers fluoresce under UV, suggesting that the birds use ...

Because of their sensitivity to environmental changes, vanishing amphibians should be viewed as the canary in the global coal mine, signaling subtle yet radical ecosystem changes that could ultimately ...