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 Life of Mammals. The anatomy of the largest mammal ever to have existed. Everyone has heard of the blue whale, yet they are rarely seen and not often filmed. Sir David's delight at the privileged close up view of one of these ocean giants as it breached right beside him is evident. Although difficult to comprehend, at 30 metres in length and 180 metric tons or more in weight, the blue whale is the largest animal ever known to have existed.