Pete Oxford / Chestnut-mandibled Toucan (Ramphastos swainsonii), Choco Forest, Ecuador

James Christensen / Wandering Spider (Enoploctenus sp) sub-adult female, undescribed species, Ecuador

Pete Oxford / Marsupial Frog (Gastrotheca riobambae) tadpole showing legs, Andes, Ecuador

Pete Oxford / Glass Frog (Hyalinobatrachium aureoguttatum) eggs showing developing tadpoles, northwest Ecuador

Pete Oxford / Glass Frog (Hyalinobatrachium aureoguttatum) eggs showing developing tadpoles, northwest Ecuador

Pete Oxford / Glass Frog (Hyalinobatrachium aureoguttatum) eggs with tappoles starting to hatch, northwest Ecuador

Pete Oxford / Glass Frog (Hyalinobatrachium aureoguttatum) eggs with tappoles starting to hatch, northwest Ecuador

Tui De Roy / Galapagos Giant Tortoise (Chelonoidis nigra) undergoing surgery to sterilize hybrids accidentally produced in captive breeding program to repopulate Pinta Island to restore its ecological balance, Cha...

Pete Oxford / Ecuadorian Snapping Turtle (Chelydra serpentina acutirostris), Ecuador

Pete Oxford / Twist-neck Turtle (Platemys platycephala) with appendages drawn into shell, Amazon Rainforest, Ecuador

Pete Oxford / White-lipped Mud Turtle (Kinosternon leucostomum) portrait, Ecuador

Pete Oxford / White-lipped Mud Turtle (Kinosternon leucostomum) portrait, Ecuador