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Rajiformes / ˈ r æ dʒ ɪ f ɔːr m iː z / is one of the four orders in the clade Batomorphi, often referred to as the superorder Batoidea, flattened cartilaginous fishes related to sharks. [2] Rajiforms are distinguished by the presence of greatly enlarged pectoral fins , which reach as far forward as the sides of the head, with a generally ...
Batoids are flat-bodied, and, like sharks, are cartilaginous fish, meaning they have a boneless skeleton made of a tough, elastic cartilage. Most batoids have five ventral slot-like body openings called gill slits that lead from the gills , but the Hexatrygonidae have six. [ 3 ]
Batoids are a superorder of cartilaginous fish consisting of skates, rays and other fish all characterized by dorsoventrally flattened bodies and large pectoral fins fused to the head. This distinctive morphology has resulted in several unique forms of locomotion. Most Batoids exhibit median paired fin swimming, utilizing their enlarged ...
The shark hits the crocodile with the bump-and-bite technique. Accustomed to defending himself against rivals, the crocodile bites the shark's tail, but cannot get a good grip. The shark swims off and makes a wide turn for a full-on assault; all of a sudden, the crocodile gets the first bite on her right pectoral fin.
Dailymotion is a French online video sharing platform owned by Canal+. Prior to 2024, the company was owned by Vivendi . [ 2 ] North American launch partners included Vice Media , Bloomberg , and Hearst Digital Media . [ 3 ]
Steve is in The Bahamas to see the efforts being made to save sharks. During Steve's dive he encounters several Great hammerhead sharks. Backshall, then heads to Palm Beach, Florida, and spots a large shiver (group) of Blacktip sharks. Back in The Bahamas, Steve finds some Lemon, Nurse, Bull and Tiger sharks during his dive. [9] 9: Ecuador Jungle
These are also often referred to as "sharks" in reference to their similar anatomy and ecology to modern sharks. The name Elasmobranchii comes from the Ancient Greek words elasmo- ("plate") and bránchia ("gill"), referring to the broad, flattened gills which are characteristic of these fishes.
The Octonauts venture inside a whale shark again (see Series 1, episode 1), this time they need to rescue a porcupine puffer fish named Puffy before it's too late! 59 9 "Octonauts and the Damselfish" Barnacles 2 October 2015 29 November 2012 Some algae-eating fish need help dealing with damselfish that chase them off the algae they are farming ...