A few dozen mountain lions are trapped in a rural patch of Los Angeles by highways that limit their movement, and have become so inbred they developed kinks in their tails
Source:
https://www.newscientist.com/article/2254332-mountain-lions-in-los-angeles-are-so-inbred-they-have-l-shaped-tails/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home