A mammoth task—how do we decide which species to resurrect?

The resurrection of vanished species - through cutting-edge technologies such as gene-editing - should be targeted towards recently extinct species rather than ancient ones, according to a leading University of Otago conservation ...

Look at me! Forest-dwelling anoles 'glow' to attract attention

See and be seen. In the elaborate game of seeking and attracting a mate, male anole lizards have a special trick—they grab attention by perching on a tree limb, bobbing their heads up and down, and extending a colorful ...

The early bird catches the sperm

Getting up later in the morning might gain you more sleep, but it could mean you end up fathering fewer offspring—at least if you are a songbird called the great tit. Ecologists from the United States and Germany have discovered ...

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