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Do birds stand up when they sleep 2024?

Benjamin James | 2023-05-24 14:00:46 | page views：1476
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Lucas Taylor

Works at the International Development Association, Lives in Washington, D.C., USA.
Passerines, or perching birds, stand on their toes, not the flats of their feet as humans do. Depending on the species, birds sleep while standing or sitting with their feet locked on perches, or cling by their claws to tree-trunks.Sep 5, 2008
2023-05-29 14:00:46
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Samuel Carter

QuesHub.com delivers expert answers and knowledge to you.
Passerines, or perching birds, stand on their toes, not the flats of their feet as humans do. Depending on the species, birds sleep while standing or sitting with their feet locked on perches, or cling by their claws to tree-trunks.Sep 5, 2008
Why don't birds fall off their perches when they sleep? - RSPB
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