Which insects make up about one-quarter of all known animal species on Earth?
Ants
Flies
Crickets
Beetles
Fact: Beetles are among the most diverse creatures on Earth, accounting for approximately one-quarter of all described animal species. Scientists have identified more than 400,000 beetle species, making them the largest order of insects. Found on every continent except Antarctica, beetles inhabit forests, deserts, grasslands, and freshwater environments. With new species still being discovered, scientists believe thousands more remain unidentified, highlighting the extraordinary variety of life within this single group of insects.
Correct Answer: Beetles