Click to learn more about the Antarctica expedition.

Click to see more video highlights from the National Geographic - Lindblad fleet of expedition ships traveling around the globe.

Travelers on a National Geographic - Lindblad expedition to Antarctica came across a leucistic chinstrap penguin. Unusual light coloring sets this penguin apart from its black-and-white brethren. Often mistaken for albinos, leucistic birds have a genetic mutation that restricts the dissemination of pigment to feathers.