ScienceDaily Posted May 7, 2018 Share Posted May 7, 2018 Common cuckoos and oriental cuckoos in eastern Russia appear to be expanding their breeding range into western Alaska, where songbirds are naive to the cuckoos' wily ways, researchers report. A new study suggests the North American birds could suffer significant losses if cuckoos become established in Alaska. View the full article Quote Link to comment Share on other sites More sharing options...
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