Cuckoos lay their eggs in other birds' nests - but why do those other birds raise them? I take a look at some of the tricks and deceits that the cuckoo employs in their sneaky reproduction strategy, and at how the hosts attempt to fight back.
These are some of the resources I drew upon in my research:
The UK Wildlife Podcast interview with Professor Nick Davies
'Mrs Moreau's Warbler' by Stephen Moss
'All the Birds of the Air' by Frances Greenoak