Around 18 species of penguin can be found in living on Earth. Penguins can vary in size, with some weighing up to 88 pounds and standing over three feet tall, according to National Geographic.

If you think you need some beauty sleep, chinstrap penguins have you beat. A new study published in the Science journal broke down the cold-weather animals' sleeping habits and found they need a lot ...

From fish smoothies to oral antibiotics, researchers are taking matters into their own hands in a radical effort to save New Zealand’s yellow-eyed penguins After female penguins lay eggs, parents take ...

“The emperor penguin is the largest penguin species on Earth.” The emperor penguin is the largest species of penguin in the world and also one of the most unique. Instead of breeding in the warmer ...

About 3 million years ago, a “ridiculously cute” small, blue penguin roamed New Zealand, according to a new study. Kenny Rodger The New Zealand Herald/AP About 3 million years ago, a species of tiny ...

For many years, I had no idea that there was a difference between a penguin and a puffin. I learned to love penguins in movies like Happy Feet and Mr. Popper’s Penguins. Not to mention the mischievous ...

An international team of scientists studying Emperor penguin populations across Antarctica finds the iconic animals in danger of dramatic declines by the end of the century due to climate change.