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29 November 2016

Espèce invasive : des fourmis d’Éthiopie vont-elles conquérir le monde ? [Futura-Sciences]

Les fourmis Lepisiota canescens font partie désormais du club très fermé des fourmis formant des supercolonies. C’est ce qu’ont découvert des scientifiques qui étudient les petites forêts résiduelles qui entourent des églises orthodoxes en Éthiopie. Selon eux, elles ont les qualités d’une espèce invasive prête à conquérir le monde.

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28 November 2016

The sparrow with four sexes [Nature - News Feature]

Elaina Tuttle spent her life trying to understand the bizarre chromosome evolution of a common bird — until tragedy struck.

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25 November 2016

From sea to summit: plant colonisation of the land [New Phyt Blog]

When plants moved from water onto land, everything changed. Nutrients were scavenged from rocks to form the earliest soils, atmospheric oxygen levels rose dramatically, and plants provided the food that enticed other organisms to expand across the terrestrial world.

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25 November 2016

Beavers given native species status after reintroduction to Scotland [The Guardian]

Large populations of wild beavers living in the southern and western Highlands of Scotland are to be allowed to expand naturally after ministers granted them protected status.

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25 November 2016

A ‘sapphire rush’ has sent at least 45,000 miners into Madagascar’s protected rainforests [The Conversation]

The rainforests of Didy in eastern Madagascar usually ring with the calls of the indri, the island’s largest lemur. There is a different noise now: the chopping of trees, digging of gravel, and cheers of encouragement from the thousands of illegal miners who have flooded to these forests since sapphires were discovered in late September.

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