Carrion crows and hooded crows were on the path to becoming two distinct species—or are they already? Photo: Getty Images Crows are fascinating birds: intelligent, adaptable, and found in almost all ...

The two taxa, which have recently been raised to species status (Parkin et al., 2003), are geographically distributed in a leapfrog pattern, with carrion crows inhibiting western Europe and eastern ...

THE presence of three Hooded crows squabbling over a pilfered heel of bread in my local Church grounds brought to mind recent conversations with two former teachers from my secondary school days.

‘If men had wings and bore black feathers,' wrote Henry Ward Beecher, 'few of them would be clever enough to be crows.’ These hugely intelligent and sociable birds are all around us, living alongside ...

A short stretch of DNA is challenging what it means to be a species. Most people don’t get to use the tree-climbing skills they perfected as children once they’re adults. But for Jochen Wolf, an ...