Polar seas Polar seas Polar seas is a collective term for the Arctic Ocean (about 4-5 percent of Earth's oceans) and the southern part of the Southern Ocean (south of Antarctic Convergence, about 10 percent of Earth's oceans). In the coldest years, sea ice can cover around 13 percent of the Earth's total surface at its maximum, but out of phase in the two hemispheres. The polar seas contain a huge biome with many organisms. Among the species that inhabit various polar seas and surrounding land areas are polar bear, reindeer (caribou), muskox, wolverine, ermine, lemming, Arctic hare, Arctic ground squirrel, whale,
Henry Beaufort Henry Beaufort Cardinal Henry Beaufort (c. 1375 – 11 April 1447), Bishop of Winchester, was an English prelate and statesman who held the offices of Bishop of Lincoln (1398) then Bishop of Winchester (1404) and was from 1426 a Cardinal of the Church of Rome. He served three times as Lord Chancellor and played an important role in English politics. He was a member of the royal House of Plantagenet, being the second son of the four legitimised children of John of Gaunt (third son of King Edward III) by his mistress (later wife) Katherine Swynford. Beaufort was born in