Here’s why sloths are so slow

Why are sloths so slow? - Kenny Coogan

Why are sloths so slow? - Kenny Coogan Watch this video on YouTube. TED-Ed host Kenny Coogan and animator Anton Bogaty offer a crash course on sloth evolution. Interestingly, it…

TED-Ed host Kenny Coogan and animator Anton Bogaty offer a crash course on sloth evolution. Interestingly, it turns out we might not have avocados without them.