Whale some toothed whales have preferences between different kinds of fish, indicating some sort of attachment to taste. The presence of the Jacobson's organ indicates that whales can smell food once inside their mouth, which might be similar to the sensation of taste. Whale vocalization is likely to serve several purposes. Some species, such as the humpback whale, communicate using melodic sounds, known as whale song. These sounds may be extremely loud, depending on the species. Humpback whales only have been heard making clicks, while toothed whales use sonar that may generate up to 20,000 watts of sound (+73 dBm or
Red king crab Red king crab The red king crab, Paralithodes camtschaticus, also called Kamchatka crab or Alaskan king crab, is a species of king crab native to the Bering Sea. It grows to a leg span of , and is heavily targeted by fisheries. The red king crab is the largest species of king crab. Red king crabs can reach a carapace width of up to , a leg span of , and a weight of . Males grow larger than females. Today red king crabs infrequently surpass in carapace width and the average male landed in the Bering Sea weighs .