Related Clues:

• Milk dispensers
• Milk sources
• Milk dispensers?
• They're suckled
• Parts of an udder
• Udders, e.g.
• Udder parts
• Baby bottle tops
• Barnyard sustenance sources
• Udders
• Parts of sows and cows
• Littermates compete for them
• Nature's pacifiers?
• Udders, e.g
• Parts of udders