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Image credits: openlygayanimals “Their ability to cope depends on coat thickness, body size, age, and health condition,” she explained further. “Puppies, elderly pets, and those with ...
However, their ancestors were bony animals, and were the first fish to develop paired fins. Cartilaginous fish don't have swim bladders. Their skin is covered in placoid scales (dermal denticles) that are as rough as sandpaper. Because cartilaginous fish do not have bone marrow, the spleen and special tissue around the gonads produces red blood ...
The common galaxias (Galaxias maculatus) or inanga (from the Māori īnanga or īnaka) is a very widespread Southern Hemisphere fish in the family Galaxiidae.It is a slim, narrow fish with a forked tail and a mottled, spotty pattern, typically about 10 cm (4 in) long when fully grown.
Pharyngeal teeth are teeth in the pharyngeal arch of the throat of cyprinids, suckers, and a number of other fish species otherwise lacking teeth. [ 1 ] Many popular aquarium fish such as goldfish and loaches have these structures.
Image credits: historymemeshq American history writer and author of Swastika Nation: Fritz Kuhn and the Rise and Fall of the German-American Bund, Arnie Bernstein, also agrees that comedy and ...
These fish have villiform (brush-like) teeth on the upper and lower jaws. The snout is relatively short. The eyes are relatively large, with a diameter equal to or greater than the distance between nares. The anal fin originates at the isthmus (the strip of flesh on the ventral surface between the gill covers).
The red velvetfish (Gnathanacanthus goetzeei) is a species of marine ray-finned fish, it is the only species in the monotypic genus Gnathanacanthus and monogeneric family Gnathanacanthidae. This species is endemic to the inshore waters of western and southern Australia .
Cobitidae, also known as the true loaches, is a family of Old World freshwater fish. They occur throughout Eurasia and in Morocco, and inhabit riverine ecosystems. Today, most "loaches" are placed in other families (see below). The family includes about 260 described species. New species are being described regularly. [2] [3] [4]