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Biology

Foraging Depth and Diving Physiology in Emperor Penguins

Quick fact

Emperor penguins can dive to depths of over 500 meters and stay underwater for more than 20 minutes, making them the deepest-diving and longest-diving birds on Earth.

Why this is interesting

Imagine holding your breath while swimming to the bottom of a deep lake—impossible for you, but for an emperor penguin, it's a daily routine. How do these flightless birds dive deeper and longer than any other bird?