TIL about spider goats.
https://engines.egr.uh.edu/episode/1717#:~:text=A fairly simple process produces,that's spun by a spider. "A fairly simple process produces an astonishing product from the milk. Skim off the fat. Then, when you add salt, a special protein curdles out of the milk. Add water to that protein, and you get essentially the same fluid that's spun by a spider."
https://www.usu.edu/today/in-the-news/?news=57646
https://www.usu.edu/today/in-the-news/?news=57646