Hacker News
- Why are there no animals with three legs? https://phys.org/news/2019-10-animals-legs.html 65 comments
- There are no truly three-legged animals, living or extinct, on Earth. A new paper explores why that is the case. https://egghead.ucdavis.edu/2019/10/01/why-not-three-legs/ 21 comments science
- Some species of ancient crocodiles walked on their two hind legs like dinosaurs and measured over three meters in length. The footprints dated between 110-120 million years ago and were discovered after analyzing animal track sites in what is now known as South Korea. https://www.hampshirechronicle.co.uk/news/national/18511695.120-million-year-old-crocodile-may-walked-like-dinosaur/ 7 comments science