#480 Why do ostriches have two kneecaps?
Why do ostriches have two kneecaps? It (possibly) helps them to run faster. What does a kneecap do? The knee is basically a lever and the kneecap is the pivot…
Why do ostriches have two kneecaps? It (possibly) helps them to run faster. What does a kneecap do? The knee is basically a lever and the kneecap is the pivot…