Clever birds figure out how to trick others into raising their kids A common Cuckoo chick in Reed Wablers nest waits to be fed with its mouth wide open, in this undated file photo. Getty Images — ...

Cuckoos – which lay their eggs in nests of other birds – have higher speciation rates when they lay their eggs in a broader range of host bird species’ nests, a new study reports. This higher ...

Perhaps the most famous nest hijacker in the bird world, the common cuckoo has even given rise to the phrase “cuckooing.” A female cuckoo carefully watches her host bird, usually small songbirds like ...

A lot of us will change our wardrobe to fit into a crowd, and the brood parasite known as the cuckoo has used evolution to do the same thing. Because cuckoos lay their eggs in the nest of a host bird, ...

A male superb fairy-wren brings food to a Horsfield's bronze-cuckoo fledgling. Credit: Mark Lethlean The theory of coevolution says that when closely interacting species drive evolutionary changes in ...