1. beery spouse ?
15. largest extant lizard
24. change a letter in muscle-power to get a crustacean
34. devour food greedily
36. sounds like a cooler for protruding part of face
So did I, ael but they are shellfish rather than crustaceans, apparently.
Crustaceans are aquatic animals that have jointed legs, a hard shell and no backbone, such as crab, crayfish, lobster, prawns and shrimp. Shellfish (also known as molluscs) have a hinged two-part shell and include clams, mussels, oysters and scallops, and various types of octopus, snails and squid