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The payara, which is also sold as the saber tooth barracuda, vampire fish, vampire tetra, or saber tusk barracuda, is a popular species for large, aggressive aquariums. It requires a large aquarium and can only be mixed with relatively large species, as smaller will be seen as potential prey. [4]
Hydrolycus armatus is a species of dogtooth characin found in freshwater of tropical South America. [2] It is sometimes known as Payara, [1] or harm, [3] [4] [5] a name it shares with the related H. scomberoides.
Sabertooth blenny, Plagiotremus azaleus, a species of combtooth blenny in coral reefs in the eastern Pacific Ocean; Sabertooth salmon, Oncorhynchus rastrosus, an ancient species of salmon; Sabretooth tetra, the Payara, Hydrolycus scomberoides, a species of gamefish in the Orinoco River in Venezuela and in the Amazon basin
The discovery of a newly identified species — the oldest saber-toothed animal found and an ancient cousin to mammals — fills a longstanding gap in the fossil record.
Sabertooth fish are usually a drab, light to dark brown when preserved; however, a brassy green iridescence is seen on the flanks, cheeks, and ocular region of well-preserved specimens. The naked skin is easily torn. The Atlantic sabertooth (Coccorella Atlantica) is the largest species, at up to 18.5 cm standard length.
Scientists have discovered a pristine fossil of a mummified saber-toothed kitten that had been frozen in the Russian tundra for about 37,000 years.
A mummified ice age cub discovered in Siberia is exceptionally preserved, providing the first view of what saber-toothed cats looked like and clues about their hunting style.
Cynodontidae are elongated in shape with a silvery or grey colour and an upturned mouth. Some species have a hunchbacked appearance. The family names (both scientific and common) derive from the long and well-developed canines which are used to spear their prey, mainly other fish.