Related Clues:

• Gastronome's gastropod
• Aquarium pet
• Slow traveler
• Flow like sludge
• Slow creature
• Hare's race opponent
• Emit slowly
• Slow-moving reptile
• Aquarium pet, perhaps
• Periwinkle, for one
• Move like lava lamp contents
• Sluggish sort
• Red-eared slider, e.g.
• Mollusk that moves like molasses
• Mud at bottom of river