For many animals, moonlight changes everything from the way they hunt to how they protect themselves or find mates. Some adapt for survival, while others take advantage of the extra light in ...

Animals possess circadian clocks, or 24 h oscillators, to regulate daily behavior. These typically take their cues from the periodic change of sunlight and darkness. However, many animals are also ...

From a burrow hidden in the ground, a mouse cautiously pokes its head out into the cool night air. As it emerges into the darkness, it uses its heightened sense of smell to sniff for food but catches ...