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Despite the name, the electric eel is a type of knifefish. The Gymnotiformes / dʒ ɪ m ˈ n ɒ t ɪ f ɔːr m iː z / are an order of teleost bony fishes commonly known as Neotropical knifefish or South American knifefish. They have long bodies and swim using undulations of their elongated anal fin.
Sand knifefish are freshwater electric fish of the family Rhamphichthyidae, from freshwater habitats in South America. [1] Just like most part of the members of the Gymnotiformes group, they also have elongated and compressed bodies and electric organs. The long anal fin actually extends from before the pectoral fins to the tip of the tail.
Strigamia was normally absent from this region. the centipede had deserted this habitat and was not found there in such numbers during the rest of the investigation. The reason for this migration is unknown. [5] North Europe: The centipedes were recorded at an average density of 4.26±0.96 m -1 with a maximum of 49 m -1.
The family Notopteridae contains 10 species of osteoglossiform (bony-tongued) fishes, commonly known as featherbacks and knifefishes.These fishes live in freshwater or brackish environments in Africa and West South East and Southeast Asia.
Knifefish may refer to several knife-shaped fishes: The Neotropical or weakly electric knifefishes, order Gymnotiformes, containing five families: Family Gymnotidae (banded knifefishes and the electric eel) Family Rhamphichthyidae (sand knifefishes) Family Hypopomidae (bluntnose knifefishes) Family Sternopygidae (glass and rat-tail knifefishes)
In wetter, more tropical weather, the centipede will burrow closer to the surface of the soil at around 7 cm. [10] In dryer weather, the centipede burrows at a deeper depth between 7–14 cm. [10] G. flavus moves through the soil similarly to earthworms, expanding their length forward, and then contracting in order to pull their body towards ...
The naked-back knifefishes are a family (Gymnotidae) of knifefishes found only in fresh waters of Central America and South America.All have organs adapted to electroreception.
Schendylidae is a family of soil centipedes in the superfamily Himantarioidea and the order Geophilomorpha. [1] [2] These centipedes are found in the Americas, the Palearctic region, Africa, Madagascar, Australia, and southeast Asia, and also on some Pacific islands. [3] This family was first proposed by the American biologist Orator F. Cook in ...