Alex Mustard / 2020VISION / Silhouette of Common toad (Bufo bufo) swimming in River Orchy, Highlands, Scotland, UK, April

Stephen Dalton / Wallace's flying frog (Rhacophorus nigropalmatus) gliding from tree, controlled conditions, from Malaysia and Indonesia

Jane Burton / Axolotl {Siredon / Ambystoma mexicanum} albino, captive.

Phil Savoie / Red eyed tree frog on heliconia (Agalychnis callidryas)

Brian Bevan / Surinam horned frog (Ceratophrys cornuta) eating a locust, UK. Captive, native to the Americas.

John Waters / Timelapse Frogs (Rana temporaria) spawning in garden pond, Somerset, England, UK. March.

Konrad Wothe / Three-striped poison frog (Ameerega trivittata) croaking, Panguana Reserve, Huanuco Region, Peru.

Alastair MacEwen / Time-lapse of toadspawn from a Common toad (Bufo bufo) developing, emerging and feeding on nutrient jelly, Somerset, England, UK, April.

Alastair MacEwen / Close up time-lapse of frogspawn from a Common frog (Rana temporaria) developing, emerging and feeding on nutrient jelly, Somerset, England, UK, April.

Alastair MacEwen / Time-lapse of frogspawn from a Common frog (Rana temporaria) developing, Somerset, England, UK, April.

Ingo Arndt / Common toad (Bufo bufo) eggs close up.

Ingo Arndt / Close up of webbed foot of Surinam toad {Pipa pipa}