1. A small, spiny marine fish of the family Tetraodontidae, capable of inflating its body with water or air as a defense mechanism.
Usage: Also called a pufferfish or globefish in some regions.; Found in tropical and subtropical waters.

Examples

• The burrfish puffed up into a spiky ball when threatened by the larger predator.
• Divers often encounter burrfish while exploring coral reefs in warm waters.
• The burrfish's spines become more prominent when it inflates its body.
• Some species of burrfish contain toxins that make them dangerous to eat.
• Children at the aquarium were fascinated by the burrfish's ability to expand.