ScienceDaily Posted May 18, 2016 Share Posted May 18, 2016 The brown-headed cowbird is nothing short of a nightmare for its hosts: If they eject the brood parasite's eggs from the nest, it punishes them by destroying their entire clutch. Researchers have designed a mathematical model for analyzing the interaction between avian brood parasites and their hosts. The model calculations show that birds only accept a brood parasite's eggs in their nests if they are forced to do so by threat of retaliation on the part of the invader. Read the full article on ScienceDaily Link to comment Share on other sites More sharing options...
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