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Andrew Ernst and I caught a parasitoid as it emerged from oak lecanium the other day. There’s no scale bar, but it’s about as big as a fruit fly.
Some great tidbits in these short videos:
Scale insects attack plants we care about and poop sticky sugar water on our windshields, and I don’t appreciate either of these very much. But, like most living things, the effects of scale insects on other creatures are complicated, and scale insects also do a lot of things we consider good up in the canopy. I’d argue that scale insects are keystone species, whose poop and leftover carcasses are food and homes, respectively, for many animals and fungi. Here are thrips and mites using scale insect covers and carcasses for homes over the winter.
I will never complain about scale insects not behaving again, because, indeed, they do.
And a slower version: