Jeff Foott / Hiker near waterfall and rainbow, Nevada Fall, Yosemite National Park, California

Piotr Naskrecki / Flat Rock Scorpion (Hadogenes granulatus) and hand, Gorongosa National Park, Mozambique

Piotr Naskrecki / Longhorn Beetle (Tithoes confinis) on hand, Gorongosa National Park, Mozambique

Piotr Naskrecki / Grasshopper (Tropidacris cristata) on hand, Costa Rica

Suzi Eszterhas / Common Wombat (Vombatus ursinus) foster mother, Linda Tabone, bottle feeding six month old orphaned joey, Bonorong Wildlife Sanctuary, Tasmania, Australia

Suzi Eszterhas / Common Wombat (Vombatus ursinus) orphan met by children, Bonorong Wildlife Sanctuary, Tasmania, Australia

Suzi Eszterhas / Common Wombat (Vombatus ursinus) orphan with sanctuary director, Greg Irons, Bonorong Wildlife Sanctuary, Tasmania, Australia

Suzi Eszterhas / Pygmy Three-toed Sloth (Bradypus pygmaeus) biologist, Rebecca Cliffe, taking hair samples, Isla Escudo de Veraguas, Panama

Vincent Grafhorst / Man looking into crater at night, Mount Nyiragongo, Virunga National Park, Democratic Republic of the Congo

Sebastian Kennerknecht / Mountain Lion (Puma concolor) biologist, Paul Houghtaling, using telemetry to track mother and cubs near houses, Santa Cruz Puma Project, Santa Cruz, Monterey Bay, California

Suzi Eszterhas / Sea Otter (Enhydra lutris) three week old orphaned pup being bottle-fed, Alaska SeaLife Center, Seward, Alaska

Suzi Eszterhas / Sea Otter (Enhydra lutris) three week old orphaned pup holding caretaker finger, Alaska SeaLife Center, Seward, Alaska