Roland Seitre / Himalayan griffon vulture (Gyps himalayensis) flock scavenging on rock, Tibet, China.

Roland Seitre / Himalayan griffon vultures (Gyps himalayensis) group, Tibet, China.

Roland Seitre / Himalayan griffon vulture (Gyps himalayensis) flock scavenging on rock, Tibet, China.

Roland Seitre / Ocelot (Leopardus pardalis) walking, Ecuador.

Roland Seitre / Ocelot (Leopardus pardalis) walking, Ecuador.

Roland Seitre / Andean condor (Vultur gryphus) perched on rock with mountainous habitat in the background, Chivay, Arequipa , Peru.

Will Burrard-Lucas / Yellow-crowned night heron (Nyctanassa violacea) eating a crab, Little Cayman Island, Cayman Islands.

Will Burrard-Lucas / Green Heron (Butorides virescens) Little Cayman Island, Cayman Islands.

Will Burrard-Lucas / Magnificent Frigatebirds (Fregata magnificens) silhouetted at dusk, Little Cayman Island, Cayman Islands.

Will Burrard-Lucas / Cuban Amazon (Amazona leucocephala) perched, Grand Cayman Island, Cayman Islands.

Shane Gross / Great barracuda (Sphyraena barracuda) waits in ambush for small fish in the mangroves, Bahamas.