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Originally Posted by Dogghound  You probrably know more about this than me, but howcome on the face of this wasp it looks like V.germanica with the small dots as oppose to V.vulgaris which has a down pointing arrow on its face, yet the abdomen looks more like V.vulgaris. Why is that? do they vary alot? or is it due to it being male? |
The facial markings are just one of a suite of things I would look at - each of which is variable to a greater or lesser extent. Things can, as you suggest, be a tad more tricky with males.