The axolotl ( /ˈæksəlɒtəl/), Ambystoma mexicanum, is a neotenic mole salamander belonging to the Tiger Salamander complex.[citation needed] Larvae of this species fail to undergo metamorphosis, so the adults remain aquatic and gilled. The species originates from Lake Texcoco underlying Mexico City and is also called ajolote (which is also the common name for the Mexican Mole Lizard). Axolotls are used extensively in scientific […] read more

The Mountain Chorus Frog (Pseudacris brachyphona) is a species of frog in the Hylidae family. It is endemic to the United States. Its natural habitats are temperate forests, rivers, intermittent rivers, swamps, freshwater marshes, intermittent freshwater marches, freshwater springs, ponds, open excavations, and canals and ditches. It is threatened by habitat loss. The Mountain chorus frog is a small frog, but an intermediate size for the Genus of Pseudacris. It consists of […] read more

The Fire Salamander (Salamandra salamandra) is probably the best-known salamander species in Europe. It is black with yellow spots or stripes to a varying degree; some specimens can be nearly completely black while on others the yellow is dominant. Shades of red and orange may sometimes appear, either replacing or mixing with the yellow according […] read more