1167-1715 - Gentoo penguin (Pygoscelis papua) colony and guano covered snow, Chilean Gonzalez Videla Station, Waterboat Point, Antarctica, Polar Regions

860-285420 - Guanay Cormorant in flight, Pescadores guano island Peru

860-285416 - Inca terns on rock, Pescadores guano island Peru

860-285423 - Guanay Cormorant colony, Pescadores guano island Peru

860-285424 - Guanay Cormorant colony, Pescadores guano island Peru

860-285404 - Peruvian booby and chick, Pescadores guano island Peru

860-285407 - Peruvian booby and chicks -Pescadores guano island Peru

860-285406 - Peruvian booby and chick, Pescadores guano island Peru

860-285411 - Peruvian boobies at nest, Pescadores guano island Peru

860-285418 - Inca terns on rock, Pescadores guano island Peru

860-285415 - Inca terns on rock, Pescadores guano island Peru

860-285409 - Peruvian booby chicks, Pescadores guano island Peru

860-285422 - Belcher's gull with egg, Pescadores guano island Peru

860-285419 - Inca tern on rock, Pescadores guano island Peru

860-285412 - Inca terns on rock, Pescadores guano island Peru

860-285410 - Peruvian booby and chicks, Pescadores guano island Peru

860-285408 - Peruvian booby and chicks -Pescadores guano island Peru

860-285405 - Peruvian booby feeding chick, Pescadores guano island Peru

860-285421 - Portrait of Inca tern, Pescadores guano island Peru

860-285393 - Colony of Guanay Cormorants, Punta San Juan Peru

911-10443 - Adelie Penguins, Pygoscelis adeliae at Madder Cliffs, Suspiros Bay, with tourists from an expedition cruise, at the west end of Joinville Island, Antarctica.

911-10237 - A Kittiwake, Rissa tridactyla, on the Farne Islands, Northumberland, UK, next to a pool with red algae. Kittiwakes have declined drastically due to climate change causing their main fish prey species to migrate further north to find cooler sea temperatures.

911-10232 - A pool coloured red from algae that have been fertilized by seabird guano on the Farne Islands, Northumberland, UK.

911-9947 - Guano in an Adelie Penguin, Pygoscelis adeliae, colony at Madder Cliffs, Suspiros Bay, at the west end of Joinville Island, Antarctica. Adelie's are a true Antarctic species which are suffering as a result of climate change, The Antarctic Peninsular, their only breeding grounds, is one of the fastest warming areas on the planet. This is causing Adelies to migrate south. They are reducing in numbers, they feed almost exclusively on Krill, which is also declining as a result of climate change.

1161-6838 - Seagull on vantage point in Clifden bay, Connemara, County Galway, Ireland

1161-7845 - Guano bird droppings in Nauru in the South Pacific

1161-7843 - Phosphate works for processing guano bird droppings in Nauru in the South Pacific

1161-7333 - Worked out phosphate (fertiliser) fields of bird guano organic waste on the island of Nauru in the South Pacific

1161-7327 - Worked out phosphate (fertiliser) fields of bird guano organic waste on the island of Nauru in the South Pacific

1161-7334 - Worked out phosphate (fertiliser) fields of bird guano organic waste on the island of Nauru in the South Pacific

1161-7328 - Worked out phosphate (fertiliser) fields of bird guano organic waste on the island of Nauru in the South Pacific

1161-1997 - Swallow-tailed seagull and Marine iguana perched on rocks, Galapagos Islands, Ecuador

1161-1998 - Swallow-tailed gull perched rocks, Galapagos Islands, Ecuador

1161-726 - Juvenile Blue-footed Booby bird on the Galapagos Islands

979-9404 - Gentoo penguin (Pygoscelis papua) chicks covered with mud and guano on Cuverville Island, Antarctica, Southern Ocean

979-7140 - Guano-covered chinstrap penguin (Pygoscelis antarctica) chick at breeding colony on Useful Island near the Antarctic Peninsula

979-9405 - Gentoo penguin (Pygoscelis papua) chicks covered with mud and guano on Cuverville Island, Antarctica, Southern Ocean

979-1614 - Chinstrap penguin (Pygoscelis antarctica) chick mouthing guano chip on Devil Island near the Antarctic Peninsula.