We can learn a lot by watching animals fight, monkeys and cats especially. They have perfect balance, speed and technique. The animal drills are very good for your strength, stamina, balance, and they also teach you how to coordinate your movements for jiu-jitsu.
These drill may look easy but when done properly it’s a tough workout.
Sloth Jiu-Jitsu: you can be slow and unathletic and still kick butt in Jiu-Jitsu.