First Evidence For A Second Breeding Season Among Migratory Songbirds
ScienceDaily (Oct. 28, 2009)
First Evidence For A Second Breeding Season Among Migratory Songbirds
excerpts from above:
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Biologists for the first time have documented a second breeding season during the annual cycle of five songbird species that spend summers in temperate North America and winters in tropical Central and South America...
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...the researchers found individuals from five species -- yellow-billed cuckoos, orchard orioles, hooded orioles, yellow-breasted chats and Cassin's vireos -- that were breeding rather than molting.
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