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This is an accepted version of this page This is the latest accepted revision, reviewed on 29 December 2024. Group of animals including lepidosaurs, testudines, and archosaurs This article is about the animal class. For other uses, see Reptile (disambiguation). Reptiles Temporal range: Late Carboniferous–Present PreꞒ Ꞓ O S D C P T J K Pg N Tuatara Saltwater crocodile Common box turtle ...
A fish (pl.: fish or fishes) is an aquatic, anamniotic, gill-bearing vertebrate animal with swimming fins and a hard skull, but lacking limbs with digits.Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians.
Herpetology (from Greek ἑρπετόν herpetón, meaning "reptile" or "creeping animal") is a branch of zoology concerned with the study of amphibians (including frogs, salamanders, and caecilians (Gymnophiona)) and reptiles (including snakes, lizards, turtles, crocodilians, and tuataras).
But it’s possible that the 202 million-year-old reptile, known as an ichthyosaur or “fish lizard,” may have rivaled it in size. The ichthyosaur’s jawbone, or surangular, was a long, curved ...
Marine reptiles are reptiles which have become secondarily adapted for an aquatic or semiaquatic life in a marine environment. Only about 100 of the 12,000 extant reptile species and subspecies are classed as marine reptiles, including marine iguanas , sea snakes , sea turtles and saltwater crocodiles .
The evolution of fish began about 530 million years ago during the Cambrian explosion. ... represented today by amphibians, reptiles, mammals, and birds.
Marine vertebrates are vertebrates that live in marine environments, which include saltwater fish (including pelagic, coral and deep sea fish) and marine tetrapods (primarily marine mammals and marine reptiles, as well as semiaquatic clades such as seabirds).
Fish intelligence is "the resultant of the process of acquiring, storing in memory, retrieving, combining, ... including fish, reptiles, birds, and mammals. [12]