Birds more likely to reject costly cuckoo eggs
From ABC News in Science, 8 July 2015: The greater the cost of a raising a cuckoo chick, the more likely a host bird is to kick cuckoo eggs out of the nest before they hatch, Australian researchers have found. Brood parasitism — the practice of laying eggs in another species’ nest and leaving them … Continue reading Birds more likely to reject costly cuckoo eggs
Bianca Nogrady 