10. Wings on flightless birds 9. Hind leg bones on whales 8. Body hair on humans (not enough to truly keep warm, or puff up to scare predators, etc.) 7. Human tailbone/coccyx 6. Astyanax mexicanus fish's eyes, which don't function 5. Wisdom teeth in humans 4. "The sexual organs of dandelions" 3. "Fake Sex in Virgin Whiptail Lizards" 2. Male breast tissue and nipples on men 1. Appendix
Article/explanations here:
http://www.livescience.com/animals/top10_vestigial_organs-1.html