A Brazilian flea toad’s head is too tiny to bear its many crowns. Scientists have bestowed the frog — which…
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Researchers report February 15 in the journal Cell that ancient viruses may be to thank for myelin — and, by…
Read More »A flea toad perches on 1 Brazilian real (the coin has a diameter of 27 millimetres) Renato Gaiga A tiny…
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