Rapid change โ€“ a tale of two species

When thinking about the impact of environmental change on species, certain animals in far-off places tend to come to mind: the 'charismatic megafauna' โ€“ such as polar bears, orangutans, and penguins, for example โ€“ that ...

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 ...

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