Genetic drift caught in action in invasive birds

Studies of island bird populations have taught us a lot about evolution, but it's hard to catch birds in the act of naturally colonizing new islands. Instead, a new study from The Auk: Ornithological Advances examines what's ...

Video: Surviving the onslaught of invasive species

No place on the planet is truly isolated anymore, which means invasive species travel as easy as humans, hitchhiking on boats and planes with potentially devastating effects on the ecosystems they land in.

There's a deeper fish in the sea

The ocean's deepest fish doesn't look like it could survive in harsh conditions thousands of feet below the surface. Instead of giant teeth and a menacing frame, the fishes that roam in the deepest parts of the ocean are ...

Millions of city trees at risk from rising temperatures

A new study has found that almost one quarter of trees in Australian cities are at risk from increasing temperatures in urban environments due to climate change and urban heat islands, posing a threat to some tree species ...

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