Floods submerge Vietnam's dragon fruit farms

Floods submerged hundreds of hectares of dragon fruit farms in south Vietnam, residents told AFP on Thursday, with many villagers forced to seek shelter on higher ground.

Moths may use disco gene to regulate day/night cycles

How does one species become two? If you're a biologist, that's a loaded question. The consensus is that, in most cases, the process of speciation occurs when individuals from a single population become geographically isolated. ...

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