Related Clues:

• It may be on its last leg
• 5K, for one
• Human ___
• Quickness contest
• Hearts and minds can do it
• Monkeys and apes
• Humans and ostriches, e.g.
• Dash or marathon
• Word with "human" and "rat"
• Two-footers
• 5K, say
• Indy 500, e.g.
• Iditarod, for one
• They stand on their own two feet
• Kangaroos and humans, e.g.