Look up hedgehog in Wiktionary, the free dictionary.

A hedgehog is a small, spiny mammal.

Hedgehog may also refer to:

• Porcupine, another spiny mammal sometimes referred to as a hedgehog
• Hedgehog (chess), a pawn formation in chess
• Hedgehog (weapon), an anti-submarine weapon
• Czech hedgehog, a vehicle obstacle
• Hedgehog (cell signaling), a signal transduction pathway

[edit] See also

• Hedgehog space, a topological space
• Hedgehog mushroom, a mushroom
• Hedgehog defence, a military stratagem
• Sonic the Hedgehog (character), a video game character
• Ron Jeremy, nickname "The Hedgehog"
• Hedgehog's dilemma, a philosophical analogy

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