Watch This When You're High - How Do Animals Think?

These ones are pretty awesome.

Elephants can recognize each other even after years apart.

Cows are capable of showing empathy.

Birds have complex vocabularies

Dogs understand arithmetic and on average can learn 165 words.

An octopus could potentially be smarter than artificial intelligence. Humans just don't know how to quantify it yet.

Keep the suggestions coming. And keep them classy. No butt stuff.