flâneur

Polar gigantism

en.wikipedia.org · 406 words · saved by 1 readers

Polar gigantism is the tendency of Arctic and Antarctic fauna to have unusually large body sizes.

From Wikipedia, the free encyclopedia Polar gigantism is the tendency of Arctic and Antarctic fauna to have unusually large body sizes.[1] One theory proposed to explain the phenomenon is the oxygen-temperature hypothesis, which argues that greater oxygen content in colder waters supports larger organisms.[2] All species exhibiting traits of polar gigantism are marine. One example of a species that exhibits polar gigantism is the Greenland shark, which can grow up to 24 feet long. Another example is the Colossal squid, the heaviest living invertebrate, that is endemic in the Southern Ocean…

saved by

related reading