Where do crows go in winter?

"Partial migration"—where some individuals within a population migrate and some don't—is common among birds and is speculated to be a step on the evolutionary path to complete, long-distance migration, but scientists ...

In a race for Cheetos, magpies win, but crows steal

Black-billed magpies and American crows, both members of the clever corvid family of birds, have adapted comfortably to life in urban and suburban communities. In Jackson Hole, Wyoming, the two species often nest nearby each ...

Crowds of crows spread C. jejuni: Are humans vulnerable?

Crows are smart, highly social animals that congregate in flocks of tens of thousands. Such large, highly concentrated populations can easily spread disease—not only amongst their own species, but quite possibly to humans, ...

Show us how you play and it may tell us who you are

The ways animals play with inedible objects may be precursors of functional behaviors such as tool use and goal directed object manipulation. For these reasons, species of high technical intelligence are also expected to ...

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