07/12/2016

Spread by trade and climate, bugs butcher America's forests

In a towering forest of centuries-old eastern hemlocks, it's easy to miss one of the tree's nemeses. No larger than a speck of pepper, the Hemlock woolly adelgid spends its life on the underside of needles sucking sap, eventually ...

Can bird feeders do more harm than good?

Many bird lovers put out feeders full of seed for their feathered friends—but those feeders may also attract predators that eat eggs and nestlings. The researchers behind a new study in The Condor: Ornithological Applications ...

Migrating birds pile up along Great Lakes' shores

Birds prefer to migrate at night—so much so that if day breaks while they're over water, they'll turn back toward the nearest shore rather than pressing on. That's the key finding of a new study in The Auk: Ornithological ...

Foraging differences let closely related seabirds coexist

How do seabirds share habitat when food is limited? In the case of frigatebirds, size differences drive them to seek different prey. A study in The Auk: Ornithological Advances uses new technology to explore how closely related ...

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