A few months ago I was asking myself: why, among all terrestrial Arthropoda, insects came out as the obvious exceptional winners? That is, why did only Insecta develop killer features like flight, metamorphosis and eusociality that allowed them to be the most successful group of pluricellular life? Well, it seems we have a tentative answer …
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Why did they win?
Why did insects win? The question, to me, is not peregrine. Arthropoda include a lot of moderately to robustly successful terrestrial groups: Arachnida and the classes below subphylum Myriapoda (millipedes, centipedes and siblings) among all others. Yet, imagine a world without millipedes: would you really notice? Imagine a world without arachnids: there would be no …