Owls, Caves And Fossils.
ByPeter Andrews. Natural History Museum Publications: 1990. Pp. 231. £27.50.
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Jaeger, JJ. Digestive clues. Nature 347, 628 (1990). https://doi.org/10.1038/347628a0
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DOI: https://doi.org/10.1038/347628a0