Amistad Big Bend Big Bend Nature Walk Big Bend Nature Walk On the second day of the trip, hiking from the South Rim, up Emory Peak, and back to the Chisos Basin, Angela found many interesting examples of flora and fauna. She would now like to share them with you: Angela examines a plant closely... Nopal "prickly pear" cactus; Latin Nopal opuntia Amistad Big Bend Big Bend Nature Walk