> Similar context breed similar forces and genes Flight is so useful, it evolved 4 times independently. With very similar solutions. https://en.wikipedia.org/w

> Similar context breed similar forces and genes Flight is so useful, it evolved 4 times independently. With very similar solutions. https://en.wikipedia.org/wiki/Flying_and_gliding_animals https://en.wikipedia.org/wiki/Flying_and_gliding_animals And crustaceans keep evolving into crabs. https://www.popsci.com/story/animals/why-everything-becomes-crab-meme-carcinization/ https://www.popsci.com/story/animals/why-everything-becomes-... And who even knows how many different times high level intelligence has evolved. I think octopi, birds, and mammals are all good examples of separate intelligence tracks with similar results.