Lucas Bustamante / Red tailed boa constrictor (Boa constrictor constrictor) juvenile, portrait, with tail wrapped round head, Cuayabeno, Sucumbios, Ecuador.
01435978
Alex Mustard,Alex Mustard / A female (in front) and male Sockeye salmon (Oncorhynchus nerka) over eggs in their spawning river. Adams River, British Columbia, Canada, October.
01395913
Michael D. Kern / Columbian Giant Redleg Tarantula, (Megaphobema robustum) ventral view, captive from South America
01570509
Juan Manuel Borrero / Coast off the pre-Columbian Mayan walled city, Tulum, with the Castillo. Tulum National Park, Quintana Roo, Mexico.
01570508
Juan Manuel Borrero / Coast off the pre-Columbian Mayan walled city, Tulum, with Temple of the God of Wind. Tulum National Park, Quintana Roo, Mexico.
00560855
Sumio Harada / Columbian Ground Squirrel (Spermophilus columbianus) at entrance of snow tunnel, Glacier National Park, Montana
00557875
Donald M. Jones / Columbian Ground Squirrel (Spermophilus columbianus) carrying grass for bedding, Glacier National Park, Montana
00557874
Donald M. Jones / Columbian Ground Squirrel (Spermophilus columbianus) carrying grass for bedding, Glacier National Park, Montana
01521050
Daniel Heuclin / Columbian red-leg tarantula (Megaphobema robusta) captive, occurs in Columbia
01521049
Daniel Heuclin / Columbian red-leg tarantula (Megaphobema robusta) captive, occurs in Columbia
01521048
Daniel Heuclin / Columbian red-leg tarantula (Megaphobema robusta) captive, occurs in Columbia
01521047
Daniel Heuclin / Columbian red-leg tarantula (Megaphobema robusta) on white background. Captive, occurs in Columbia
