Animals. Season 2 Episode 1 Episode Eleven: Rats. ( Air Date 2017-03-17 ) Genre Animation, Comedy category. Overview "While stuck in an animal testing lab, rats Mike and Phil enter a love triangle with their imaginary friend, which inadvertently reveals the truth of their situation. A pair of fleas discuss their basketball dreams and ponder life, while stuck on a monkey's back. An algae questions his existence.".