I don't know. I suspect they are proportionately as well as absolutely better at carrying large loads at slow speeds than we are; momentum is in our favour as w

I don't know. I suspect they are proportionately as well as absolutely better at carrying large loads at slow speeds than we are; momentum is in our favour as we're on two legs. But I do know there's a guy currently training to run the London Marathon with a refrigerator (OK a British one, but a refrigerator) on his back. https://www.bbc.co.uk/news/articles/cy7wq4y9w5jo https://www.bbc.co.uk/news/articles/cy7wq4y9w5jo We have a really distorted view of what humans are capable of!