Related Clues:

• Basilisk or boa
• Tombigbee or Pee Dee
• See 27-Down
• Cold-blooded one
• Snake or eel
• Like two peas in ---
• Snake, e.g.
• '... peas in ___'
• Unfriendly pet, perhaps
• Viper, for one
• Mancini's ''Moon ---''
• Go over and over
• Natural boundary
• Colorado or Missouri
• Dog to beware of