sociology. 1. the science or study of the origin, development, organization, and functioning of human society. 2. the science of fundamental laws of social behavior, relations, institutions, etc. â sociologist, n. â sociological, adj. 1. the science or study of the origin, development, organization, and functioning of human society. 2. the science of the fundamental laws of social relations, institutions, etc.
The Largest Animal Ever: The Blue Whale. The blue whale (Balaenoptera musculus) is a marine mammal belonging to the suborder of baleen whales. At 30 metres (98 ft) in length and 180 metric tons (200 short tons) or more in weight, it is the largest known animal to have ever existed.
Odd-toed ungulates (Perissodactyla) 1  The largest known perissodactyl, and the second largest land mammal, of all time was Indricotherium. The largest individual known was estimated at 4.8 m (15.7 ft) tall at the shoulders, 8.0 m (26.2 ft) in length from nose to rump, and 16â17 t (17.6â18.7 tons) in weight.