Related Clues:

• Online business review site
• Puppy's squeal
• Yelp
• Tree coating
• Collie's comment
• Dog's high-pitched cry
• Sound from a pound
• What dogs do around trees
• Animal utterance involving trunk?
• Outer coating of vessel
• Vessel, black vessel
• Tree covering second old boat
• Skin of tree
• Three-master - tree covering - wolf cry
• Sound of dog - protector of trunks