Lead contamination may mean fewer mockingbirds

A new Tulane University study finds that lead contamination in cities isn't just a risk for children. It could also mean fewer hatchlings for mockingbirds.

Mockingbird song decoded

The North American mockingbird is famous for its ability to imitate the song of other birds. But it doesn't just mimic its kindred species, it actually composes its own songs based on other birds' melodies. An interdisciplinary ...

'Alien' eggs benefit mockingbirds

(PhysOrg.com) -- Mockingbirds rarely remove the ‘alien’ eggs parasitic cowbirds lay in their nests because keeping them dilutes the risk of their own eggs being attacked.

I know you, bad guy! Magpies recognize humans

Most people who have had the experience of having pet animals in their houses have the gut feeling that the animals can "recognize" us. They seem to recognize our faces, our voices and our smell. One way or another, they ...

When climate is iffy, birds sing a more elaborate tune

Why is it that some birds sing such elaborate songs and others not so much? A new study published online on May 21st in Current Biology, a Cell Press publication, says that climate patterns might be part of the answer.

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