|Lava Gull at sea, Galápagos.|
This is the world's scarcest gull, with population estimates of less than 250 birds.
|Brown-hooded Gulls Chroicocephalus maculipennis, Isla de Chiloé, Chile.|
This elegant little gull is found in much of southern South America.
|Andean Gull Chroicocephalus serranus, Lago Miscanti, Atacama Desert, northern Peru.|
This species - seen here at over 4,100 metres altitude - is most unusual among gulls in
breeding only at high altitudes.
|Band-tailed (Belcher's) Gull Larus belcheri, Pisagua, northern Chile.|
|Brown-hooded Gull, Isla de Chiloé, Chile.|
|Grey Gulls Leucophaeus modestus on the beach near Iquique, northern Chile. |
Remarkably, this gull breeds inland in the harsh Atacama Desert, where presumably
the lack of predators outweighs the disadvantages.
|A very small part of a huge flock of Pacific Gulls roosting in a paddock near the Tamar River, northern Tasmania.|
|Second year immature Pacific Gull, Esperance, Western Australia.|
|Immature Silver Gull, Nowra, New South Wales.|
The plumage is 'clean' and nearly adult, but the eye, bill and legs are still dark.
|Dolphin Gulls, adults and immatures (dark heads) Ushuaia, Argentina.|
|Franklin's Gull immature, Española, Galápagos.|
In this case the adult (below) does have a black head and young birds don't!
|Juvenile Swallow-tailed Gull with parent, Genovesa, Galápagos.|
|Dolphin Gull aggression (adult bullying immature, as is usual), Ushuaia.|
|Kelp Gull Larus dominicanus colony (with Magellanic Penguins), |
Isla Magdalena, Strait of Magellan, Chilean Patagonia.
|Kelp gull on nest, a ground scrape lined with grass and feathers, Isla Magdalena.|
|Brown-hooded Gulls over breeding colony, Laguna Coluco, Isla de Chiloé, Chile.|
|Brown-hooded Gull on floating nest, Laguna Coluco.|
|Swallow-tailed Gull chick, Genovesa, Galápagos, above and below.|
Gull chicks hatch with eyes open and with down feathers; they can move around but
stay in or near the nest to be fed.
|Swallow-tailed Gull pair allo-preening, South Plaza, Galápagos.|
|Brown-hooded Gulls scavenging spilt fish-meal, Puerto Montt, Chile.|
|Pacific Gull eating dead fish, Esperance, Western Australia.|
|Silver Gull with discarded fish-head, Cairns, tropical Queensland.|
|Kelp Gulls (and Black-browed Albatross) fishing, Strait of Magellan.|
|Immature Dolphin Gull with shellfish, Ushuaia, Argentina.|
I have seen Kelp Gulls in Chile carry mussels into the air
and repeatedly drop them on the rocks to smash them open.