admin Administrator Staff member Nov 11, 2019 12,525 459 0 Visit site May 17, 2021 #1 Human laughter may trace its evolutionary beginnings to vocalizations made during play. This type of "laughing" is found in many mammals and even in some birds. Do animals laugh? : Read more
Human laughter may trace its evolutionary beginnings to vocalizations made during play. This type of "laughing" is found in many mammals and even in some birds. Do animals laugh? : Read more