Haha, I think I saw that video a while ago on YouTube! I never had my cat done that before even after a decade. I would pick him up, and let him see the tank closely with his paws on the glass, but nope, not interested.
20 gallon - Sulawesi Golden rabbit snails/Japanese Trapdoor snails/RCS/Marbled crayfish tank
55 gallon - Rainbowfish Dutch scape low-tech planted tank
250 gallon - Community Tiger Oscar/Red hook silver dollar/Silver dollars/PB Jack Dempsey/Clown loaches/Tinfoil barb/Roseline sharks/Bala shark Monster fish tank