The tailed frogs are two species of frogs in the genus Ascaphus, [1] the only taxon in the family Ascaphidae / æ ˈ s k æ f ɪ d iː /. [2] The "tail" in the name is actually an extension of the male …

Frogs transform from gilled, tailed tadpoles to air-breathing, tailless adults. Tadpole tails, essential for aquatic navigation, are reabsorbed, providing nutrients during metamorphosis. Coastal …

Oct 18, 2021 · Frogs have tails as tadpoles, as they are fully aquatic and need tails to swim during this time. However, frogs lose their tail which is absorbed into their body as they metamorph …

tailed frog, (Ascaphus truei), the single species of the frog family Ascaphidae (order Anura). It is restricted to cold, clear forest streams of the Pacific Northwest region of the United States and …

Mar 12, 2025 · When discussing an adult frog with a tail-like appendage, you’re likely referring to the tailed frog (Ascaphus genus), where the “tail” is actually an extension of the male’s cloaca …

Mar 16, 2025 · Tailed frogs are exclusively found in the cold, clear, fast-flowing streams of the Pacific Northwest of North America. They require highly oxygenated waters within a specific …

Mar 14, 2025 · The “Tail”: Unlike other frogs, male tailed frogs possess a “tail,” which is not a true tail but rather an extension of the cloaca. This appendage is used for internal fertilization , a …

Nov 16, 2022 · Tailed frogs live in cold, fast-moving, perennial mountain streams with large stone or cobble bottoms. They prefer streams with undisturbed forest canopy and no fish. They are …

Adult male Coastal Tailed Frog showing his tail-like copulatory organ. This organ, an extension of the cloaca, is used to transfer sperm into the female's cloaca during amplexus.

Coastal tailed frogs are primarily found in or associated with relatively cold, clear, rocky steams in mature forests. All life stages are adapted for life in fast flowing streams. Present year-round in …