Average Height: 5'4" - 6'0"
Average Weight: 150 - 240

Ability scores: +2 Constitution, +2 Dexterity
Size: Medium
Speed: 6 squares.
Vision: Normal

Languages: Common, Primordial
Skill Bonuses: +2 Athletics.
Rancid Air: (Poison) aura 2: Any enemy that spends a healing surge within the aura is weakened until the end of its next turn.
Swamp Walk: A creature that has swamp walk ignores difficult terrain that is mud or shallow water.

Bullywug Male Names: Brup, Lup, Mub, Yub
Bullywug Female Names: Duwup, Gibub, Gyup, Wubip

Published in Monster Manual 2, page(s) 220.