Nathan Shepard:
Lichanura trivirgata
Nathan Shepard:
Elaphe guttata rosacea
Nathan Shepard:
Crotalus catalinensis (in-situ)
Nathan Shepard:
Isla Santa Catalina
Nathan Shepard:
Bahia de Concepcion
Nathan Shepard:
Sierra de la Giganta
Nathan Shepard:
Crotalus ruber lucasensis
Nathan Shepard:
Crotalus enyo
Nathan Shepard:
Crotalus mitchellii
Nathan Shepard:
Isla Santa Catalina
Nathan Shepard:
Baja California Sur
Nathan Shepard:
Cabo Plumo National Park
Nathan Shepard:
Crotalus horridus (in-situ)
Nathan Shepard:
Agkistrodon contortrix (in-situ)
Nathan Shepard:
Nerodia fasciata (in-situ)
Nathan Shepard:
Rana capito
Nathan Shepard:
Pituophis melanoleucus
Nathan Shepard:
Sarracenia flava var. rugelii
Nathan Shepard:
Lysimachia asperulifolia
Nathan Shepard:
Crotalus adamanteus (in-situ)
Nathan Shepard:
Lampropeltis calligaster rhombomaculata (in-situ)
Nathan Shepard:
Elaphe obsoleta (in-situ)
Nathan Shepard:
Crotalus adamanteus (in-situ)
Nathan Shepard:
Coluber constrictor (in-situ)
Nathan Shepard:
Elaphe guttata
Nathan Shepard:
Crotalus adamanteus
Nathan Shepard:
Pituophis deppei deppei
Nathan Shepard:
Crotalus atrox
Nathan Shepard:
Thamnophis sirtalis
Nathan Shepard:
Crotalus tigris
