Carol Walker / Grey Andalusian stallion running on the beach at Ojai, California, USA

Carol Walker / Bay Azteca stallion (Andalusian and Quarter Horse cross) running onto beach from waves, Summerland Beach, Ojai, California, USA

Tom Vezo / Least tern {Sternula antillarum} settling down onto eggs, Long Island, USA.

Tom Vezo / Least tern {Sternula antillarum} on nest, Long Island, USA.

Tom Vezo / Least tern {Sternula antillarum} on nest, Long Island, USA.

Tom Vezo / Least tern {Sternula antillarum} eggs in nest, Long Island, USA.

Konrad Wothe / Rialto Beach, West Coast, Olympic Peninsula, Olympic National Park, Washington, USA, August 2005

Tim Laman / Six year boy, playing with sand on a beach, San Diego, California, USA, model released, July 2006

Tim Laman / Brother and sister (5 years and 2 years) playing on beach on the Olympic Peninsula, Washington, USA, August 2005, Model released

Tom Vezo / American oystercatcher {Haematopus palliatus} walking on sandy beach, Long Island, NY, USA

Tom Vezo / Point Pelee, Ontario, Canada birding hotspot

Tom Vezo / Common / Harbor seal on beach {Phoca vitulina} California USA