Five hundred hatchlings from each cross were reared to metamorphosis in seminatural ponds in the field. "One of the nice things about frogs and toads is that females produce large numbers of eggs, so ...

It explains the life cycle of amphibians, focusing on tadpoles that undergo metamorphosis to become frogs or toads, and the mating behaviors of various species. The film also covers the diverse ...

A female crested toad can lay up to 15,000 eggs, which hatch into tadpoles within a day. Those that don’t succumb to predation or habitat destruction reach the metamorphosis stage within 18 to ...

LIFE CYCLE: Eggs hatch one to two weeks after being laid ... Tadpoles filter suspended plant material or feed on bottom detritus. THREATS: Boreal toads are threatened by disease caused by chytrid ...

For arroyo toads, sand is de rigueur. Whether in a seasonal creek or during extended dry seasons, these toads endure harsh conditions by burrowing into sandy streamsides and sealing themselves within ...

They are quite rare and, like frogs, toads and newts, they're amphibians. Axolotls are a species of amphibian native to Mexico but are now rare in the wild. They do not go through metamorphosis ...