As warming temperatures impact these creatures, it could lead to a rapid increase in speciation among cuckoos—something any ...

Imagine waking up to find your home ransacked, your precious belongings tossed aside, and your hard work undone—all for someone else’s benefit. In the wild world of birds, this shocking scenario plays ...

For the care and feeding of its offspring, the common cuckoo outsources ... who’s an avid wildlife photographer, observed the birds’ behavior in 2014 in Amsterdam, where she lives.

The Sedge, Reed and Garden Warblers have returned from sub-Saharan Africa to join the early arrivals, the Chiff-chaff and ...

Brood parasitic birds lay their eggs in the nests of others, sparing themselves the expense of rearing their own young. The resulting coevolutionary arms race includes sophisticated defenses by ...

Cuckoos are brood parasites who they lay their eggs in the nests of other bird species, a clever trick that spares the rearing and feeding of their own offspring. Why do other parent birds let ...

The yellow-billed cuckoo is sometimes called the "rain crow" because its song is often heard just before thunderstorms or summer showers. But this rare bird raises its voice less and less often in ...

The yellow-billed cuckoo is sometimes called the "rain crow" because its song is often heard just before thunderstorms or summer showers. But this rare bird raises its voice less and less often in ...