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。

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Amphibians (frogs, toads and salamanders), for example, were not "completely evaluated" (with more than 90% of species assessed) until 2004.

举个例子，两栖动物(如青蛙，蟾蜍，蜥蜴)在2004年以前还不能完全的被评估(仅仅评估了90%)。

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An example is the conjurer, an extraordinary tale of a conjurer trying to persuade the spectator that he's pulling toads or frogs out of his mouth.

巫师就是一个例证，这是一个吊诡的传说，一个巫师正试图说服观众他正在从嘴里拽出蟾蜍和青蛙。

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

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

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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