Ancient nightlife: Forebearers of mammals were nocturnal partiers
Wednesday, September 3, 2014 - 17:50
in Biology & Nature
WASHINGTON (Reuters) - A nocturnal existence is a way of life for numerous mammals, from bats that swoop through dark skies to skunks that emit their noxious spray under moonlight and majestic lions, tigers and leopards that prowl the night.