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Is flying the most energy-efficient form of travel for birds?

Researchers found soaring birds can cut flight costs far below swimming when they ride rising air currents, with condors using 79% less energy than swans.

Summary by InsideNoVA.com
A study of bird and bats in the wild showed that once the atmosphere is taken into account, flying can be the cheapest form of travel.

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InsideNoVA.comInsideNoVA.com
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Is flying the most energy-efficient form of travel for birds?

A study of bird and bats in the wild showed that once the atmosphere is taken into account, flying can be the cheapest form of travel.

·Washington, United States
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Sueddeutsche ZeitungSueddeutsche Zeitung
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Birds: Flying Is More Energy Efficient than Thought

For a long time, swimming was considered to be the most economical way of transport in the animal kingdom. However, flying seems hardly inferior to it – at least with the right technology.

·Munich, Germany
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Owensboro Messenger-Inquirer broke the news on Thursday, October 15, 2026.
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