Global Awareness and Local Progress in Combating Hepatitis B World Hepatitis Day, observed on July …
Read More »A Specialist for Extreme Altitudes
Hummingbirds are commonly thought of as a typical tropical bird family. And for the most part, this perception is accurate – of the 363 species of hummingbirds, the vast majority thrive in tropical environments. But some species inhabit such extreme habitats that few would expect to find tiny, fragile hummingbirds there. The Ecuadorian Hillstar, for example, lives at altitudes of …
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