WebFeb 18, 2024 · Cold-blooded means that an amphibian can’t generate its own body heat. Instead, their temperature varies with the temperature of the surrounding environment. Vertebrate means that amphibians are a type of animal with a backbone or spine. Aquatic means in water. WebJun 8, 2024 · They characteristically have four legs, although some groups such as the snakes have become legless. They usually have a tail and a body covered with protective scales or plates. These scales are dry, not slimy as some people believe, and have …
Vertebrate - The Definitive Guide Biology Dictionary
Web-a calcified (hard) skeleton and four legs ... consisting of vertebrae . a skull and backbone consisting of vertabrae. The vertebrate group that describes all jawed vertebrates with two pairs of limbs is the -mammals -tetrapods. -craniates ... but ectotherms are cold-blooded.-Ectotherms are warm-blooded, but endotherms are cold-blooded. ... WebA cold-blooded vertebrate animal of a class that comprises the frogs, toads, newts, and salamanders. They are distinguished by having an aquatic gill-breathing larval stage followed (typically) by a terrestrial lung-breathing adult stage. There are approximately … new movies for couples to watch
Amphibians: Different Types, Definition, Photos, and More
WebFeb 13, 2024 · Reptiles are cold-blooded vertebrates with scales or scutes. As with birds, they have a single occipital condyle which allows them to rotate the head further than mammals. Reptiles are tetrapods (four … WebCold-blooded; no larval stage; breathing by lungs; well-ossified skull; dry skin; scales; no glands; 5-toed limbs; claws; 3- or 4-chambered heart with incomplete ventricle separation; 12 pairs of cranial nerves; internal fertilization, direct development; oviparous and … WebAmphibians are four-limbed and ectothermic vertebrates of the class Amphibia. All living amphibians belong to the group Lissamphibia. They inhabit a wide variety of habitats, with most species living within … new movies for kids in theaters now