News tagged with natural selection

Long-tailed tits help each other out

Long-tailed tits which lose their eggs or young may help to feed neighbours' chicks, researchers have found. But the degree to which they'll co-operate varies from year to year.

Mar 21, 2013
not rated yet 0 | with audio podcast

A snapshot of pupfish evolution in action

Chris Martin has bred more than 3,000 hybrid fish in his time as a graduate student in evolution and ecology at UC Davis, a pursuit that has helped him create one of the most comprehensive snapshots of natural ...

Jan 10, 2013
4.5 / 5 (4) 0 | with audio podcast

Networking ability a family trait in monkeys

Two years of painstaking observation on the social interactions of a troop of free-ranging monkeys and an analysis of their family trees has found signs of natural selection affecting the behavior of the descendants.

Jan 09, 2013
2 / 5 (1) 0 | with audio podcast

Wallace's century-old map of natural world updated

Until today, Alfred Russell Wallace's century old map from 1876 has been the backbone for our understanding of global biodiversity. Thanks to advances in modern technology and data on more than 20,000 species, ...

Dec 20, 2012
4.3 / 5 (6) 0 | with audio podcast