Animals that sound different than you expect > Many animals sound surprisingly different from their appearance, like cheetahs that chirp like birds, koalas making deep grunts, bald eagles sounding like chirpy songbirds (not the movie screech, which is a hawk), and red foxes that scream like humans, while frogs and peacocks can have demonic-sounding calls, and lyrebirds perfectly mimic chainsaws and alarms, showcasing nature's unexpected vocal diversity. | The wonderful world of animals