Porcupine quill and beetles in peregrine castings, Yukon River, Alaska
Ritchie, R J
Article
1982
Raptor research
16
Issue: 2
59--60
BioStor
English
Vermillion, S.D, Raptor Research Foundation, [1972-1986]
BioStor: https://biostor.org/reference/216597
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