A common cuckoo (Cuculus canorus) female lays her egg in the nest of another bird, and after it hatches, the cuckoo chick typically pushes out the host bird’s own eggs. But now, communities of reed ...

Birdwatchers get very excited when a 'rare' migratory bird makes landfall having been blown off-course and flown beyond its normal range. But these are rare for a reason; most birds that have made the ...