Science
Australian stinging tree inflicts agonizing pain with a spider-like venom – ZME Science
The tree’s leaves contain a previously unidentified neurotoxin that latches on to fundamental mammalian pain receptors.

Hair-like structures on the leaves and stems of the giant stinging tree (Dendrocnide excelsa). Credit: University of Queensland.
Australia has a reputation for harboring all sorts of deadly creatures that can kill humans with a single sting or bite. These include jellyfish, octopuses, snakes, spiders, crocodiles, cassowaries (the most dangerous birds on Earth), and — believe it or not — trees. The aptly-named giant stinging tree (Dendrocnide excelsa) looks unassuming from a distance. But if you…
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