Forum > Birds In The News > Birds Evolve 'signature' Patterns To Distinguish Cuckoo Eggs From Their Own

Webmaster Posted 18-Jun-2014 07:17


From Science Daily on 18-Jun-2014 07:17

For some birds, recognizing their own eggs can be a matter of life or death. 

In a new study, scientists have shown that many birds affected by the parasitic Common Cuckoo - which lays its lethal offspring in other birds' nests -- have evolved distinctive patterns on their eggs in order to distinguish them from those laid by a cuckoo cheat.

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