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.
The largest land mammal is the African bush elephant. The largest known species was for many decades considered to be Paraceratherium orgosensis, a rhinoceros relative thought to have stood up to 5.5 m (18 ft) tall, measured over 9 m (30 ft) long and may have weighed up to 20 tonnes.