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10 juillet 2017

Spiders lure bees for dinner by making flowers look flashier [New Scientist]

Ambush hunters normally rely on the element of surprise, opting to stay hidden until the moment of attack. But some spiders go for a flashier strategy. They reflect UV light, which makes the flowers they sit on appealing to bees – a bizarre strategy that has evolved multiple times in crab spiders, which ambush their prey instead of catching it in webs.

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10 juillet 2017

Stanislas Wroza : l’approche sonore pour étudier et identifier les oiseaux [Ornithomedia]

Le créateur du blog Soundbirding.org nous parle des possibilités sous-exploitées de cette approche et nous donne des conseils pour enregistrer les oiseaux.

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10 juillet 2017

DNA evidence is rewriting domestication origin stories [ScienceNews]

Fresh ideas emerge about the origins of humans’ relationships with their favorite species.

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7 juillet 2017

Frogs may have evolved the first kneecaps on Earth [New Scientist]

Frogs legs have sprung a big surprise – contrary to textbook biology, they have primitive kneecaps.

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7 juillet 2017

How plants grow like human brains [Phys]

Plants and brains are more alike than you might think : Salk scientists discovered that the mathematical rules governing how plants grow are similar to how brain cells sprout connections. The new work, published in Current Biology on July 6, 2017, and based on data from 3D laser scanning of plants, suggests there may be universal rules of logic governing branching growth across many biological systems.

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