But their free-eating diets and limited physical activity contribute to a disruption of life rhythms, such as circadian ...

In most human languages, the most frequently used words are short. Think “the,” and, “of ” and “a.” It turns out the same thing goes for penguins too. A team of researchers based in Italy have found ...

Many people argue that zoos are better for certain wildlife than the actual wild. Typically, those populations include ...

The way African penguins talk — in shrieks and squawks — during breeding season may not sound like much, but new research published Tuesday suggests that the raucous calls follow linguistic patterns ...

(CNN) -- In most human languages, the most frequently used words are short. Think "the," and, "of " and "a." It turns out the same thing goes for penguins too. A team of researchers based in Italy ...