25 Fun Penguin Facts About Everyone's Favorite Flightless Birds

Published April 24, 2015

Updated November 9, 2023

In honor of National Penguin Day, we’ve rounded up these 25 penguin facts you probably didn’t know.

Whether they’re using icebergs as a slip and slide or hovering over their chicks to provide warmth, penguins are one of the most adorable bird species around. They are also one of the most fascinating.

In honor of World Penguin Day, we’ve rounded up these 25 penguin facts you probably didn’t know. So put aside all of your preconceived notions about penguins—we know you’ve watched at least one of the many penguin movies out these days—and see what makes these birds so interesting.

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25 Fun Penguin Facts In Honor Of World Penguin Day

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Can't get enough of the penguins? Check out these hilarious penguin bloopers:

And if you enjoyed these penguin facts, check out our other posts on fun facts and amazing facts about ocean animals!

author

Kiri Picone holds a B.A. in English and creative writing from Pepperdine University and has been writing for various digital publishers for more than 10 years.

editor

Based in Brooklyn, New York, John Kuroski is the editorial director of All That's Interesting. He graduated from New York University with a degree in history, earning a place in the Phi Alpha Theta honor society for history students. An editor at All That's Interesting since 2015, his areas of expertise include modern American history and the ancient Near East. In an editing career spanning 17 years, he previously served as managing editor of Elmore Magazine in New York City for seven years.

Citation copied

COPY

Picone, Kiri. "25 Fun Penguin Facts In Honor Of World Penguin Day." AllThatsInteresting.com, April 24, 2015, https://allthatsinteresting.com/penguin-facts. Accessed August 26, 2025.