>>715858490on the contrary, they're probably the most similar to early forms of land-based life. arthropods are the earliest identifiable species on land, they basically have an unbroken chain of evolution of 500 millions years. like twice as old as dinosaurs and several times older than mammals or modern birds. that's what allows them to be so hyper-specialized. anyway, mammals are the real odd ones out, we're newcomers.
also deep sea life is way weirder. not talking about fish, but the other shit that lives in the ocean. cnidaria, ctenophora, siphonophore. those things are truly alien.