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Swallows: 21st Century’s Canaries in Coal Mine Case study of Tree Swallows in Central AB 25.04.23
Автор: Edmonton Nature Club
Загружено: 2026-01-10
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Speaker: Geoff Holroyd
Join Dr. Geoff Holroyd as he discusses his research on Peregrine Falcons and swallows in the context of current declines of most birds in North America and the history of birds as environmental sentinels. Despite declines elsewhere, the Beaverhill Lake’s swallows continue to persist.
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