Photo of the Day

Emperor penguin chicks huddle for warmth
May 22, 2009

Emperor Penguin Chicks, Antarctica

This Month in Photo of the Day: Images From National Geographic Books

Emperor chicks huddle for an exchange of heat in the chill of Antarctica. Born in winter, they complete their growth in time for summer's ice breakup, when they go fishing for themselves.

From the National Geographic book National Geographic Image Collection.

Photograph by Frank Kazukaitis

Go Further

Subscriber Exclusive Content

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history