From water to land and back, the mosquitofish is on a roll

Some fish will leap out of water to escape a predator, but the dramatic exit doesn't do much good without an effective technique for returning. The mosquitofish, it turns out, not only finds its way back—it chooses the ...

Fish fossil yields jaw-dropping data on Man's past

The ancestor of all creatures with jaws and a backbone was not a sleek, shark-like beast but a toothless, armoured fish, said a study Wednesday that rewrites Man's evolutionary history.

'Oldest' Gondwana land creature discovered

A 350-million-year-old fossilised scorpion discovered in South Africa is the oldest known land animal to have lived on Gondwana, part of Earth's former supercontinent, a university said Monday.

Being there: Turning research into action in Gabon

Michelle Lee first set foot in Gabon in 2001: 'I went with just a backpack expecting to stay three weeks, but ended up being the project manager there for six years,' she tells me.

Dinosaur-bird connection

The return of the American robin to back yards across the country is a lovely sign of coming spring. But the little songbird with the orange-red breast and bright blue eggs has some not-so-lovely relatives: the crocodile ...

How the mole got its 12 fingers

Polydactyly is a hereditary anomaly that is relatively common in both humans and animals. Moles also have additional fingers. In their case, however, the irregularity compared to the five-finger formula of land vertebrates ...

page 2 from 3