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What the Owl Knows: The New Science of the World’s Most Enigmatic Birds: A Book Review

10,000 Birds

Wolf Lichen is rich in toxic vulpinic acid and in the old days was boiled up with meat and used to poison wolves. What an Owl Knows: The New Science of the World’s Most Enigmatic Birds by Jennifer Ackerman Penguin Press, June 2023 352 pages; illus.