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RT @Jente_O: Egg rejection behavior does not explain the lack of cowbird parasitism on an eastern North American population of Red-winged B…
RT @Jente_O: Egg rejection behavior does not explain the lack of cowbird parasitism on an eastern North American population of Red-winged B…
RT @Jente_O: Egg rejection behavior does not explain the lack of cowbird parasitism on an eastern North American population of Red-winged B…
Egg rejection behavior does not explain the lack of cowbird parasitism on an eastern North American population of Red-winged Blackbirds https://t.co/Q49rw9Piou #ornithology