It's not his best angle.
— M/S Expedition (@g_msexpedition) December 4, 2013
While the group explored Antarctica, a bold penguin struck a "I'm going to bite your head off" pose for their GoPro camera — and became an instant online celebrity.
This is the second "bird selfie" to go viral this week, following an eagle's self-documented 110-km flight across Australia.
[ More Buzz: Couple receives bag of cash instead of order at McDonald's ]
GoPro cameras have proven to be impressively wildlife-resistant in recent months.
A Mako shark tried to eat a camera this summer, giving a group of Maryland fishermen intimate access to its jaws. (Lesson learned: stay away from sharks.)
And earlier this year, an Australian photographer's GoPro survived a lioness' attack, capturing her terrifying bite. (Stay away from lions, too.)
Watch a compilation of animals attacking cameras below.
And for the etiquette-minded, here's "The Animal's Guide to Taking the Perfect Selfie."