Related Clues:

• Man or mouse
• Warm-blooded animal
• Two-footed animal
• Ostrich or kangaroo
• Human or ostrich, e.g.
• Breast feeder
• Aardvark or zebra
• Ostrich, e.g.
• Blue whale, e.g.
• Child-bearing being
• Kangaroo, e.g.
• Bat or bear
• Lion, bear, or whale
• Platypus, e.g.
• Bull or bear