From c.1300 as to go, move, depart; move (someone or something), transport. Sense of to alter, to change appeared mid-13c. (cf. shiftless). Meaning change the gear setting of an engine is from 1910; to shift gears in the figurative sense is from 1961. Related: Shifted; shifting.
The Egyptian cobra is another of Egyptâs most deadly snakes. Itâs also one of the largest cobra species in all of Africa, ranging from 3 to 6 1/2 feet long. The telltale hood associated with this species is extended only when the snake is threatened or annoyed, at which point its spread reaches about half a foot wide.f thereâs one snake in all of Egypt most likely to be mistaken for a devil, itâs the horned viper. This highly venomous desert snake has a hornlike scale protruding above each of its eyes, giving it a truly demonic appearance.
The water cobras found in central and western Africa are the most venomous cobra species (Naja) in the world. These species were formerly under the genus Boulengerina. The Banded water cobra (Naja annulata) and the Congo water cobra (Naja christyi) are dangerously venomous.ist of dangerous snakes is an overview of the snakes that pose a significant health risk to humans, through snakebites or other physical trauma. The varieties of snake that most often cause serious snakebites depends on the region of the world.