| Features | Human | Gorilla |
|---|---|---|
| Skull | Atop S-shaped spine | Atop C-shaped spine |
| Spinal cord | Exits at bottom of skull | Exits near back of skull |
| Arms and hands | Arms shorter than legs; hands don’t touch ground when walking | Arms longer than legs; hands touch ground when walking |
| Pelvis | Bowl-shaped | Long and narrow |
| Thigh bones | Angled inward, directly below body | Angled away from pelvis |