The barn owl’s brilliant white underbelly is the key to its success as a nocturnal hunter, allowing the bird to camouflage ...

With the time change, even the animals are getting confused. San Antonio-area officials spotted a rarely seen critter, the ...

If you were a fan of the Bronx Zoo's new float debut at this year's Macy's Thanksgiving Day Parade, you will be particularly ...

Nocturnal Animals is one of Amy Adams' most baffling movies (even compared to Arrival) so we don't blame you if the ending left you with some big questions. Based on Austin Wright's novel Tony and ...

Nighttime canyoneering adds a whole new layer of excitement to the already thrilling daytime activity. This after-dark trek ...

Biologists have recently fixated on our closest celestial body, but what can it tell us about the Moon's effects on animal ...

"Mountain lions are already nocturnal animals," Bolas told NPR. "Generally, the mountain lions that live in areas with a lot of recreation—for example, Griffith Park or the Verdugo Mountains ...