Dozens of colonies of three species show the same trend, which could produce unclear ecological consequences Every year, ...

Penguins won't lay their eggs any old time of year. They carefully synchronize breeding time with the seasons to give the ...

What is a group of penguins called? Explore collective nouns like raft or waddle and learn facts about penguins.

The formally feathered, flightless aquatic birds known as penguins dominate the frigid waters surrounding the subantarctic ...

Antarctica's penguins are speeding up their family planning—and scientists say that's not good news. A 10-year study of three ...

The emperor penguin is the heaviest and largest of the penguin species and is listed on the International Union for Conservation of Nature and Natural Resources’s Red List as near threatened. Reasons ...

A new study finds that warming temperatures are causing Antarctic penguins to breed earlier, threatening some species with extinction by century's end.

Some penguins are wonderfully cooperative: they breed in predictable, accessible places, with tidy, well-defined colonies, ...

Few wildlife encounters are as charming as watching penguins waddle across a beach or dive gracefully into icy waters. These ...