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Wednesday, December 12, 2012 - Bosque Birdwatchers RV Park, San Antonio NM

Sandhill Cranes, Bosque del Apache National Wildlife Refuge, San Antonio NM, December 12, 2012
Sandhill Cranes, Bosque del Apache National Wildlife Refuge, San Antonio NM, December 12, 2012

Nightcamp

Site 10 - Bosque Bird Watcher's RV Park, San Antonio NM

Vision, Novelty and Fear

Animals see more intense contrasts of light and dark because their night vision is so much better than ours. Good night vision involves excellent vision for contrasts and relatively poor color vision.

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