Humboldt penguins, native to the coasts of Chile and Peru, are considered "vulnerable" with a drastically reduced population. These medium-sized penguins primarily feed on fish and squid from the ...

"We're excited for zoo guests to watch them interact - and each chick has a built-in swimming buddy." ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. It was an orca ...