Amazing Animal Record Holders

Every corner of the animal kingdom has its own overachiever — the fastest, the loudest, the one that barely sleeps at all. This quiz rounds up nature's record breakers, the animals that make human athletic records look almost quaint by comparison.

Eight questions covering the extremes of speed, size, endurance, and a few traits you wouldn't expect to see ranked at all.

Records Measured in Completely Different Ways

Comparing animals fairly is trickier than it sounds, since "fastest" or "loudest" depends heavily on how you measure it. An animal can dominate a category outright, or only when the numbers are scaled relative to its own body size — which is often where the truly wild records show up.

That's part of the fun of this kind of trivia: the record holder isn't always the one you'd guess at first.

Extremes That Serve a Purpose

None of these records exist for show. Every extreme trait — exceptional speed, oversized eyes, an unusually long lifespan — evolved because it solved a specific survival problem for that species, whether that's escaping predators, hunting in darkness, or simply outlasting the competition.