Unformatted text preview: • Arboreal Adaptation: Primates live In trees and are good at it! 1. Versatile skeletal structure 2. Enhanced sense of touch 3. Enhanced sense of vision 4. Reduced reliance on senses of smell and hearing • 1.Versatile skeletal structure 1. Erect posture 2. Flexible and general limb structure 3. Divergent Thumb (pollex) 4. Divergent (opposable) big toe (hallux) 5. Pentadactility (five digits) and nails, not claws, contribute to whole hand prehensility (grasping ability) • 2. Enhanced Sense of Touch 1. Tactile pads enhance our sense of touch 2. Fingerprints at the tips (dermatoglyphics) enhance grip 3. Hands rather than snout, used as an exploratory and manipulative organ • 3....
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- Spring '08
- Anatomy, General Primate Traits