The document discusses the instincts of various animals and humans. It describes how a stray dog wags its tail when happy and barks at trespassers, how a cat laps milk and purrs when tickled, and how a cow swishes its tail to drive away flies and chews grass before napping. It also discusses the instincts of ants to walk in groups and sting when threatened, birds to sing at dawn and dusk, frogs to croak in the rain, and roses to emit fragrance when closed at night. It further describes the instincts of lizards to spit blood when provoked, monkeys to imitate others, and humans to love, interact, procreate, and spread harmony.