Possible Clues:

• Scarfs (down)
• Devours, with 'down'
• Gulps (down)
• Eats quickly? Not so fast, picking up fine when it's brought back
• Devours
• Devours (with "down")
• Gobbles (down)
• Gulps (down) greedily
• Gobbles down
• Eats greedily (with "down")