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WHAT IS THE DIFFERENCE BETWEEN
INSECTS AND ARACHNIDS?
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Arachnids are a group of joint-legged invertebrates in the class Arachnida, which includes spiders, scorpions, ticks, and mites.
Key Characteristics
- Eight legs: Adult arachnids have four pairs of walking legs attached to the front body section.
- No antennae or wings: Unlike insects, they never have wings or feelers on their heads.
- Two body parts: Their bodies are usually split into a front section (cephalothorax) and a back section (abdomen).
- Specialized mouthparts: They use claw-like mouthparts called chelicerae to catch prey.
Common Types
- Spiders: Predators that often spin silk.
- Scorpions: Ground-dwelling hunters with a stinging tail.
- Ticks and Mites: Tiny creatures that are often parasites.
- Harvestmen: Also known as daddy longlegs.
