The study provided “the first evidence that penguins emit sounds under water when they hunt,” Theibault wrote in The ...

When a penguin does this to a human, it can signify general interest or trust. Baby Adélie chicks like this one often make noises if they need something. These chirps or squawks can mean hunger ...

A penguin described as having "a colourful love life" is in the running to be crowned world's best penguin. Brian, 15, the ...