Thermoregulation

The tiny bodies of bats allow perfect balance between flight costs and heat dissipation

Published: 21Jul2022

Many mammal species living in cold climates tend to have large bodies and short limbs to reduce heat loss – a general pattern known as Bergmann’s rule. However, bats are the exception to the rule,...

Puffins stay cool thanks to their large beak

Published: 27Nov2019

Tufted puffins regulate their body temperature thanks to their large bills, an evolutionary trait that might explain their capacity to fly for long periods in search for food....

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