Killer whale, additionally referred to as orca, is the most important marine mammal belonging to the dolphin household. Regardless of their identify, they don’t seem to be whales. They acquired their identify for his or her measurement and predatory habits. Some imagine they acquired their identify from sailors who referred to as them whale killers as a result of they have been recognized to eat whales. This specific marine mammal has a novel black and white colour and a big physique. In addition they have grey patterns simply behind their dorsal fins. A killer whale prefers chilly, coastal waters, however they reside in each ocean on earth. Orcas have been seen at each the poles and the equator. Some like to journey and have been seen touring lengthy distances in teams. One group traveled roughly 1,200 miles from Alaska to California in a single season. A gaggle of orcas are referred to as pods. This household group might have at the least 5 to 100 or so killer whales. They often common round forty.
The extra aggressive and the extra a bunch travels, the smaller the variety of animals within the group. There’s a hierarchy in these teams. Teams are female-dominated and present assertiveness utilizing their tails and even biting. Though the group travels collectively, there’s additionally a extra vital group, usually referred to as a clan. A clan is sort of a household and has a big matriarchal ancestor. Because of their excessive intelligence and talent to coach, orcas are sometimes the star of many reveals within the aquarium. Like dolphins, an in depth cousin of the killer whale, all dolphins, together with the orca, have spindle cells of their brains. These cells have been beforehand solely present in people, elephants, and monkeys, all thought-about extremely smart mammals. Like people, dolphins can acknowledge themselves in a mirror. Thus, they change into one of many few creatures that present self-awareness. Killer whales, like different dolphins, have the flexibility to speak with one another. Some even say they converse a language. Scientists have labored arduous to decipher the language.