Whale feces dioxide which holds an estimated 90% of all sequestered carbon. The Southern Ocean is amongst the largest ranges for phytoplankton and has the characteristic of being nutrient-rich in terms of phosphate, nitrate and silicate, while it is iron-deficient at the same time. Increases of nutrient iron results in blooming of phytoplankton. Whale feces is up to 10 million times richer in iron than the surrounding sea water and plays a vital role in providing the iron required for maintaining phytoplankton biomass on the earth. The iron defecation of just the 12,000 strong sperm whale population in the Southern Ocean results
Right whale single female, suggesting that sperm competition is an important factor in mating behavior. Although the blue whale is the largest animal on the planet, the testes of the right whale are actually ten times larger than those of the blue whale – with each weighing up to , they are by far the largest of any animal on Earth. Gestation tends to last a year, and calves are born at in weight and in length. Weaning occurs after eight months. Right whales were a preferred target for whalers because of their docile nature, their slow surface-skimming feeding behaviors, their tendency