Sometimes, a common cuckoo female will target certain hosts whose eggs appear similar to her own. This increases the chances of the host bird not rejecting the cuckoo’s eggs or abandoning the nest.

The term comes from the cuckoo bird, which lays its eggs in the nests of other birds. See Easter Egg. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

When the cuckoo chick hatches, it ejects other eggs or hatchlings to get all the ... who’s an avid wildlife photographer, observed the birds’ behavior in 2014 in Amsterdam, where she lives.

Mysterious, elusive, and full of surprises, this bird's behaviour will leave you questioning everything you thought you knew ...

2010). These and other cuckoo hosts appear to have evolved a simple rule of thumb to direct their behavior: "eject the egg unlike your own". But how does a bird know what its own eggs look like?

Cuckoo finch egg in zitting cisticola nest. Cuckoo finch eggs closely mimic the colour and pattern of the eggs of each of their several host species, to trick host parents into accepting the ...

The collection of wild birds' eggs is now only permitted with a licence and the historical ... in egg colour and pattern as a defence to brood parasitism by Common Cuckoo (Cuculus canorus). The pipits ...

THE swallows and the cuckoos will soon be with us again. When we listen in a spiritual mood, these birds are emblematic of a ...

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 ...