The first cloning experiments in the 1950s involved frogs and toads.

克隆实验开始于20世纪50年代，对象为青蛙和蟾蜍。

youdao

This type of tongue, also present in frogs and toads, is called an extensile tongue.

这种青蛙和蟾蜍也有的舌头叫做伸缩舌头。

youdao

Toads and frogs are amphibians that have protruding eyes.

蟾蜍和青蛙是眼睛凸出的两栖动物。

youdao

In the ponds and flooded areas, they're hoping for frogs, toads, newts, aquatic plants, damsel flies and dragonflies.

BBC: Little Ouse Headwaters Project restores Suffolk fenland

Others suggest that it is the remains of the regurgitated innards of amphibians such as frogs and toads and of their spawn.

BBC: RSPB Ham Wall 'slime' baffles experts

Albino individuals of adult frogs, toads and newts are considered to be very rare and cases of multiple albinistic individuals in a breeding population are even rarer.

BBC: 'Rare' albino tadpoles uncovered