From Field and Study: Calls of the Boobook Owl (Ninox novaeseelandiae)
Sedgwick, Eric H
Article
1961-10-12
The Western Australian Naturalist
8
Issue: 2
51--51
BioStor
Nedlands, W.A, Western Australian Naturalists' Club, 1947
BioStor: https://biostor.org/reference/264327
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