Bats prey on nocturnally migrating songbirds
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Nyctalus lasiopterus bat. Credit: Ana Popa-Lisseanu
It was until now believed that nocturnally migrating songbirds, while venturing into the unfamiliar night sky for accomplishing their long, challenging trans-continental migrations, could at least release anti-predator vigilance thanks to the concealment of darkness. A new study by Spanish and Swiss scientists – published this week in
PLoS ONE – shows that migration at night is not without predation risk for passerines.
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