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- puŝa, stabiliga, direkta organo de fiŝoj kaj cetacoj (eo)
- organo di locomozione di molte specie animali acquatiche (it)
- vízben élő állatok úszást segítő végtagjai (hu)
- membre de certains animaux aquatiques (fr)
- sirip di tubuh ikan bagian luar (in)
- vin van een vis (nl)
- bewegliches Antriebs- und Stabilisierungsorgan bei Wassertieren (de)
- s kožo pokrit kostni ali hrustančni izrastek iz telesa ribe ali vodnega sesalca (sl)
- عضو ایجاد و کنترل حرکت در ماهیان (fa)
- орган для управления движением в жидкой среде (ru)
- órgano externo de un pez (es)
- покриті шкірою кісткові хребти або промені, що стирчать з тіла риби (uk)
- أشواك عظمية مغطاة بالجلد أو أشعة تبرز من جسم السمكة (ar)
- apéndice externo que posúen os peixes e, por extensión, os mamíferos mariños (gl)
- 魚類の運動器 (ja)
- 어류 등의 운동기관의 하나 (ko)
- orgány ryb, paryb a některých vodních plazů a savců (cs)
- bony skin-covered spines or rays protruding from the body of a fish or aquatic mammal (en)
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- Many reef fish have pectoral and pelvic fins optimised for flattened bodies. (en)
- During courtship, the female cichlid, Pelvicachromis taeniatus, displays her visually arresting purple pelvic fin. (en)
- Stingrays get thrust from large pectoral fins. (en)
- Fish get thrust moving vertical tail fins from side to side. (en)
- The dorsal fin of a white shark contain dermal fibers that work "like riggings that stabilize a ship's mast", and stiffen dynamically as the shark swims faster to control roll and yaw. (en)
- Large retractable dorsal fin of the Indo-Pacific sailfish, possibly used for cooling . (en)
- Lionfish have venomous spines on their dorsal, pelvic and anal fins, which they use for defense. (en)
- The Oriental flying gurnard has large pectoral fins with eye spots which it displays to scare predators. (en)
- The first spine of the dorsal fin of the anglerfish is modified so it functions like a fishing rod with a lure to attract prey. (en)
- Remoras have modified first dorsal fins, which take the form of an oval, sucker-like organ with which they attach themselves to other marine organisms. (en)
- Species of tripod fish Bathypterois have elongated pectoral and pelvic fins, and an elongated caudal fin, which allow them to move and perch on the ocean floor. (en)
- Triggerfish squeeze into coral crevices to avoid predators, and lock themselves in place with the first spine of their dorsal fin. (en)
- This young male spinner shark has claspers, a modification to the pelvic fins which also function as intromittent organs. (en)
- This male mosquitofish has a gonopodium, an anal fin which functions as an intromittent organ. (en)
- Frogfish use their pectoral and pelvic fins to walk along the ocean bottom. (en)
- Like boats and airplanes, fish need some control over six degrees of freedom, three translational and three rotational . (en)
- The thresher shark uses its very elongated caudal fin to stun prey. (en)
- Flying fish achieve sufficient lift to glide above the surface of the water thanks to their enlarged pectoral fins. (en)
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