Small birds almost overheat while feeding their young

For decades, researchers have thought that access to food determined the brood size of birds. Now, biologists at Lund University in Sweden have discovered a completely new explanation: the body temperature of small birds can increase by more than 4C to exceed 45C when they are feeding their young. Larger broods would require more work, resulting in even higher body temperatures -- something the birds would probably not survive.

Small birds almost overheat while feeding their young

For decades, researchers have thought that access to food determined the brood size of birds. Now, biologists at Lund University in Sweden have discovered a completely new explanation: the body ...

Wed 16 May 18 from Phys.org

Small birds almost overheat while feeding their young, Thu 17 May 18 from Science Blog

Small birds almost overheat while feeding their young, Wed 16 May 18 from ScienceDaily

Small birds almost overheat while feeding their young, Wed 16 May 18 from Eurekalert

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