The ''Balaenoptera musculus'' (Blue Whale) is the largest animal on the planet. Specimens have been recorded over {{H:title|98 feet|30 meters}} in length and are estimated to weigh more than {{H:title|99 tons|90 tonnes}}. These whales have been seen in every ocean of the world and feed by filtering the water through the giant balleen plates in their mouth. Adult whales can eat up to {{H:title|4.4 tons|4 tonnes}} krill (euphausiids) and copepods each day and the calves can drink up to {{H:title|106 Gallons|400 litres}}/day.
