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The snake's tongue is constantly in motion, sampling particles from the air, ground, and water, analyzing the chemicals found, and determining the presence of prey or predators in the local environment. In water-dwelling snakes, such as the anaconda, the tongue functions efficiently underwater. [51]
The origin of the reptiles lies about 320–310 million years ago, in the swamps of the late Carboniferous period, when the first reptiles evolved from advanced labyrinthodonts. [2] The oldest known animal that may have been an amniote , a reptile rather than an amphibian , is Casineria [ 3 ] [ 4 ] (though it has also been argued to be a ...
Linnaeus, working from species-poor Sweden, where the common adder and grass snake are often found hunting in water, included all reptiles and amphibians in class "III – Amphibia" in his Systema Naturæ. [8] The terms reptile and amphibian were largely interchangeable, reptile (from Latin repere, 'to creep') being preferred by the French. [9]
Anacondas or water boas are a group of large boas of the genus Eunectes. They are a semiaquatic group of snakes found in tropical South America . Three to five extant and one extinct species are currently recognized, including one of the largest snakes in the world, E. murinus , the green anaconda .
The Natricinae are a subfamily of colubroid snakes, sometimes referred to as a family (Natricidae). [1] The subfamily comprises 36 genera.Members include many very common snake species, such as the European grass snakes, and the North American water snakes and garter snakes.
The snake marks the third animal species named after Ford. He also inspired the name of an ant, called Pheidole harrisonfordi, and a spider, Caledonia harrisonfordi. (Getty)
The last common ancestor between humans and other apes possibly had a similar method of locomotion. 12-8 Ma The clade currently represented by humans and the genus Pan (chimpanzees and bonobos) splits from the ancestors of the gorillas between c. 12 to 8 Ma. [31] 8-6 Ma Sahelanthropus tchadensis
In Nordic mythology, Jörmungandr (or Midgarðsormr) was a sea serpent or worm so long that it encircled the entire world, Midgard. [4] Sea serpents also appear frequently in later Scandinavian folklore, particularly in that of Norway, such as an account that in 1028 AD, Saint Olaf killed a sea serpent in Valldal in Norway, throwing its body onto the mountain Syltefjellet.