Related topics: species · fossil

When it comes to regrowing tails, neural stem cells are the key

Cut off a salamander's tail and, in a few weeks, a near-perfect replacement grows. Do the same to a lizard and a new tail will regrow, but it won't be the same as the original. By comparing tail regeneration between the two ...

Leggy lizards don't survive the storm

Nobody knows exactly what happens at the eye of the storm. But biologists at Washington University in St. Louis have published a first-of-its-kind look at the physical characteristics of lizards that seem to make the difference ...

The mother of all lizards found in Italian Alps

Scientists said Wednesday they had tracked down the oldest known lizard, a tiny creature that lived about 240 million years ago when Earth had a single continent and dinosaurs were brand new.

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