Nature · 2
Roughly what proportion of its body weight does a blackpoll warbler burn as fuel during its nonstop transatlantic migration flight?
Answer
About half
Before departing, blackpoll warblers nearly double their body weight by gorging on food, then burn roughly half of that stored fat as fuel during their marathon nonstop flight over the Atlantic.
💡 Did you know?
Blackpoll warblers fly nonstop for 86 hours across the Atlantic Ocean, burning half their body weight in fuel.
Other options people guess
- About a quarter
- About a tenth
- Nearly all of it
Topics
- birds
- migration
- arctic-birds
- nature
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