A Stony Brook University professor has found 1.5 million penguins that no one knew about.

A drone video shows many penguins in a remote part of Antarctica.

Stony Brook’s Heather Lynch discovered the Adelie penguins because of the distinctive pink stain of their waste on satellite images.

Adelie penguins live in the coldest spots on the planet.

Scientists are concerned about their future because of rising temperatures.