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The narwhal was scientifically described by Carl Linnaeus in his 1758 publication Systema Naturae. [5] The word "narwhal" comes from the Old Norse nárhval, meaning 'corpse-whale', which possibly refers to the animal's grey, mottled skin and its habit of remaining motionless when at the water's surface, a behaviour known as "logging" that usually happens in the summer.
The influence of human behaviour on domesticated animals has led to many species having learned to co-exist - sometimes leading to the formation of an interspecies friendship. For example, interspecies friendships are often observed in humans with their domesticated pets and in pets that live in the same household such as cats and dogs.
They begin a secret friendship. Born as Mr Woodcock on Samson, he tells the children that, when he was a small boy, a group of narwhals were beached and slaughtered by the islanders for their valuable horns. The narwhals cursed them and the boat shipping the islanders and horns to the mainland was sunk, the Birdman's father among them.
A 2010 study considered whales to be a positive influence to the productivity of ocean fisheries, in what has been termed a "whale pump." Whales carry nutrients such as nitrogen from the depths back to the surface. This functions as an upward biological pump, reversing an earlier presumption that whales accelerate the loss of nutrients to the ...
A female bottlenose dolphin performing with her trainer. They are considered one of the most intelligent cetaceans. Cetacean intelligence is the overall intelligence and derived cognitive ability of aquatic mammals belonging in the infraorder Cetacea (cetaceans), including baleen whales, porpoises, and dolphins.
Historian David Reynolds on what Winston Churchill really thought about Hitler, Stalin and other enemies.
Mobbing is usually done to protect the young in social colonies. For example, red colobus monkeys exhibit mobbing when threatened by chimpanzees, a common predator. The male red colobus monkeys group together and place themselves between predators and the group's females and juveniles. The males jump together and actively bite the chimpanzees. [52]
Here are five actions you can take to protect yourself as a consumer, all of which should take less than five minutes to complete. 1. Turn on Two-Step Verification on Your Email