This summer I filmed a pair of reed warblers run themselves ragged raising a cuckoo chick almost five times their size. These small, delicate birds had been tricked into thinking the cuckoo was ...

When the cuckoo chick hatches ... brought by its foster parents—in the photo above, the provider is a reed warbler, a common host. Franka Slothouber, a retired photo editor who’s an avid ...

This is a reed warbler nest parasitized by common cuckoo; the larger egg is the parasitic egg. This image relates to an article that appeared in the June 5, 2009, issue of Science, published by AAAS.

The charity said over 100 reed warblers have already arrived and the first cuckoo appeared on 8 May. The north east coast is part of one of the world’s eight ‘bird superhighways’ called the ...

"The louder the cuckoo got, the more we knew the robin ... which they parasitise seem to be meadow pipits, dunnocks and reed warblers." She said cuckoos have a "crafty breeding strategy".