Only 10 vaquita porpoises survive, but species may not be doomed

The vaquita porpoise, the world's smallest marine mammal, is on the brink of extinction, with 10 or fewer still living in Mexico's Gulf of California, their sole habitat. But a genetic analysis by a team of UCLA biologists ...

How the dinosaur extinction changed plant evolution

With the extinction of large, non-flying dinosaurs 66 million years ago, large herbivores were missing on Earth for the subsequent 25 million years. Since plants and herbivorous animals influence each other, the question ...

Endless forms most beautiful: Why evolution favours symmetry

From sunflowers to starfish, symmetry appears everywhere in biology. This isn't just true for body plans—the molecular machines keeping our cells alive are also strikingly symmetric. But why? Does evolution have a built-in ...

New insights into the effects of radiation from Chernobyl

Researchers at the University of Stirling have found that animals in lakes closest to the Chernobyl nuclear reactor have more genetic mutations than those from further away, giving new insight into the effect of radiation ...

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