Salamanders, like frogs and toads, are amphibians. This means they lead "double lives" spending their early existence as aquatic larvae which undergo metamorphosis, transforming into land-based ...

This is the larva of a salamander known as Amblystoma, but is remarkable in being neotenic, i.e. it normally fails to metamorphose, and attains full size and sexual maturity while keeping its ...

However, the red-backed salamander has surmounted all possible obstacles to become D.C.’s official amphibian. Students from ...

DESCRIPTION: Large for a modern amphibian, the male California tiger salamander can reach up to 8.5 inches in length, the female up to seven. Adults have protruding eyes and long tails, and their ...

This collection of axolotl salamanders has become the largest self ... most of the year and sends weekly shipments of embryos, larvae, adults and supplies to researchers and educators worldwide.

Their reproduction is complex and remarkable. Mussels, which cannot see, must make a lure that mimics a juvenile fish, worm, snail or insect to successfully attract specific fish, or in one case a ...