Shop › Field guide charm necklaces Image 1 of 3 Image 2 of 3 Image 3 of 3 Field guide charm necklaces $50.00 Celebrate the desert with a whimsical, one of a kind piece! Made from retired field guides on stainless steel chains. Style: Desert tortoise Prairie dog Butterfly Peyote Osprey Burrowing owls Clark’s nutcracker Sidewinder Brown creeper Crow Mountain lion Add To Cart Added! Celebrate the desert with a whimsical, one of a kind piece! Made from retired field guides on stainless steel chains.