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A MICROSCOPIC worm that has been studied by biologists for decades has been hiding a secret: it can make milk to feed its young – and it does so in a way that supports the idea that ageing is programmed by evolution, rather than simply being an accident.
The nematode worm Caenorhabditis elegans is used in many biological studies every year but David Gems at University College London and his colleagues are the first to notice that the worms, some of which are egg-laying hermaphrodites, leave smears of …
source: newscientist.com