Pseudis paradoxa, a species of frog unusual because it is larger as a tadpole (up to 25 cm or 10 in. long) than as an adult (about a quarter of that length).

plural of tongueless frog

plural of true frog

A large anuran, Conraua goliath, from Cameroon and Equatorial Guinea.

Any of several North American frogs, most of which are green with black spots.

Any of several large carnivorous frogs, of the genus Megophrys, that have elongated "eyebrows" / Any of the genus Phrynosoma of horned lizards, especially the Texas horned lizard.

A large water frog, Telmatobius culeus, found only in Lake Titicaca, that has large folds of skin to help it breathe at high altitude.

(idiomatic, often attributively) A person who, or thing which, is in a gradually worsening situation without any realization of the peril until it is too late.

plural of frog hair

(radiology) A lateral view of the hips with the legs positioned like a frog on a lily pad to prevent them from obscuring each other. / Alternative form of frog's-eye view