It stops still, listening intently for danger; the night provides good cover, but not good enough. A fox leaps out of the shadowy blackness and in a moment the animal’s evolutionary gamble to ...

There are some animals that only come out at night and they are called nocturnal animals. Woo. Woo! Who do you think these eyes belong to? Owls. Owls have big eyes to help them see in the dark.

Nocturnal animals tend to have proportionally bigger eyes than humans do. They also tend to have pupils that open more widely in low light. So, at the outset, nocturnal eyes gather more light than ...

It's always much quieter at night, isn't it? Most animals are tucked up asleep. But some are out and about. This barn owl is looking for its dinner. It flaps its wings very quietly so that nothing ...

ST. LOUIS — The Saint Louis Zoo announced Friday that it will host a first-ever nighttime Animals Aglow Lantern festival this spring, displaying a "dazzling spectacle of lights" in the shape of ...