Ralph Pace / Olive Ridley Sea Turtle (Lepidochelys olivacea) females coming ashore to nest during arribada, Playa de Escobilla Sanctuary, Oaxaca, Mexico

Ingo Arndt / Olive ridley sea turtles (Lepidochelys olivacea) females coming ashore at twilight during an arribada (mass nesting event) to lay eggs, Pacific Coast, Ostional, Costa Rica.

Ingo Arndt / Olive ridley sea turtles (Lepidochelys olivacea) females coming ashore during an arribada (mass nesting event) to lay eggs, Pacific Coast, Ostional, Costa Rica.

Ingo Arndt / King Penguins (Aptenodytes patagonicus) dispute while coming ashore, Salisbury Plain, South Georgia Island, February

Michael Milicia/ BIA / Gentoo Penguin (Pygoscelis papua) group coming ashore, Sea Lion Island, Falkland Islands

Heike Odermatt / Southern Rockhopper Penguin (Eudyptes chrysocome) group coming ashore, Falkland Islands

Roland Seitre / Platypus (Ornithorhynchus anatinus) coming ashore, Australian Reptile Park, New South Wales, Australia

Roland Seitre / Olive Ridley Sea Turtle (Lepidochelys olivacea) females coming ashore to lay eggs during an arribada nesting event, Ostional Beach, Costa Rica

Ingo Arndt / Olive Ridley Sea Turtle (Lepidochelys olivacea) females coming ashore to lay eggs during an arribada nesting event, Ostional Beach, Costa Rica

Ingo Arndt / King Penguin (Aptenodytes patagonicus) group returning from the sea, Volunteer Point, Falkland Islands

Gerrit Vyn / Aerial view of oiled bird nesting colonies in Barataria Bay area of the Mississippi River delta, with oil spill containment booms attempting to prevent more oil coming ashore. These waters are contami...

Andy Rouse / Gentoo penguins (Pygoscelis papua) emerging from the sea, coming ashore, Falkland Islands