The video is a tongue-in-cheek countdown of the "worst animal skeletons of all time." The host showcases 10 skeletons, each with unique and often humorous flaws. The skeletons include penguins, Parsons' chameleons, puffer fish, dwarf elephants, orcas, babirusas, octopuses, fruit bats, anteaters, and humans. The host highlights the unusual features of each skeleton, such as the penguin's hidden knees, the puffer fish's inflatable spines, and the babirusa's tusks that grow through its snout. The countdown ends with humans, whose skeletons are deemed the "worst" due to their propensity for chronic back pain, awkward birth process, and poorly designed feet. The video is sponsored by Skillshare and ends with a promotion for the online learning platform.
Here are the key facts from the text:
1. Penguins have knees, but they are hidden to fit their legs into their plump bodies.
2. The word for penguin in Mandarin consists of the characters for "business goose".
3. Parsons' chameleon has a skull with a unique, fleshy protuberance around its nose area.
4. The pufferfish has a unique skeleton that allows it to inflate its body with spines.
5. The dwarf elephant is extinct, but its skull has a distinctive nose hole where the trunk connects.
6. The Orca (killer whale) has a skeleton with a small, bony remnant of its legs and pelvis from its land-dwelling ancestors.
7. The babirusa has canine teeth that grow up through its snout and out the other end.
8. The octopus does not have a skeleton, but rather a small, internal structure made of chitin.
9. Fruit bats have a unique skeleton with long fingers and a small body.
10. The human skeleton has several unique features, including a metatarsal bone in the foot that is not found in other land mammals.
11. Walking upright on two legs has led to chronic back pain in around 80% of people.
12. The human skull-to-pelvis ratio makes childbirth more difficult due to the large size of the baby's head.
13. Skillshare is an online learning community with over 25,000 classes in design, business, technology, and more.
14. Over 7 million people are already learning on Skillshare.
15. A special offer is available for viewers to get two months of unlimited access to Skillshare for free.