You will note of course that their legs are significantly different to ours. They're much shorter, they're less optimally-shaped for full upright standing (when

You will note of course that their legs are significantly different to ours. They're much shorter, they're less optimally-shaped for full upright standing (when do you ever see monkeys, apes, gorillas, etc standing tall like a human?), and their feet are differently-shaped. I think the comparison is flawed.