yes, they are members of the same family as scorpion fish and lion fish and deliver a quite a little sting.
Of course they are because they are spiny and they can poison you, even though they are small.
Wasp fish are poisonous and spiny. If you touch their fins or spine, you can get badly cut and poisoned. In addition, wasp fish have been known to eat smaller fish.
it is unposibe that sting could have a sting tail
They sting people.
Well, wasp sting is more poisonous than bee sting
to sting: stechensting as in bee sting: Stich
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having a sting or the capacity to sting; "stinging insects"; "stinging nettles"
It depends on how bad the sting is. If it is a mild sting they should recover, but if it is a major sting it can possibly kill you.
The real question should be, does sweat sting when it flies.
They do sting.
They are not poisonous but they sting. The sting feels like a bee sting.