Why sloths are so slow

Explore the science behind this topic: Putting the sloth in sloths: Arboreal lifestyle drives slow motion pace

Latest videos

Did pangolins start the pandemic?

1:22
Video: Did pangolins start the pandemic?

Tracking killer whales

2:05
Video: Tracking killer whales

Why do otters juggle rocks?

2:41
Video: Why do otters juggle rocks?