Related Clues:

• Shelled creature
• He may stick his neck out
• Mr. Gingrich
• One may tend to be withdrawn
• Eye of ___ (witches' brew need)
• Terrapin
• Witches' brew necessity
• Ex-speaker's name
• Chelonian reptile
• Eye of ___ (part of a "Macbeth" recipe)
• Pond denizen, perhaps
• Pond dweller
• “Eye of ___ …”
• Water-loving salamander
• Its eye is used in spooky recipes