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Lunch on the go -

A heron emerges from the waters of the Alafia River State Park in Florida with a tasty treat.

(Photo by R. Mac Wheeler)

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Thirsty zebras -

A herd of zebras simultaneously stretch out their necks for a cooling drink.

(Photo by Fabrizio Frigeni)

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Orcas salute -

Three orcas surface for air in a gap in the ice made by the ship USCGC Polar Sea (WAGB-11) in Antarctica.

(Photo by Bryan Goff)

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Fly-by greeting -

A short-eared owl appears to wave mid-flight as it swoops past the camera.

(Photo by Richard Lee)

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Penguin peck -

A pair of Magellanic penguins embrace and touch beaks at Puerto Deseado in Argentina.

(Photo by Paz Arando)

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Deadly talons -

A bald eagle swoops in for the kill over a river in Woodbine, Georgia.

(Photo by Ray Hennessy)

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Hare are you? -

This hare looks a little sleepy as it raises its head above its grassy cover.

(Photo by Vincent van Zalinge)

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Quite a mouthful -

This bird in New Jersey looks like it's bitten off more than it can chew!

(Photo by Mathew Schwartz)

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Tail end -

A mother humpback whale and her calf briefly show their tails above water before diving into the depths again off the Hawaiian Island of Maui.

(Photo by guille pozzi)

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Stealth -

A female leopard climbs down a tree at the Lion Sands Game Reserve in South Africa.

(Photo by Owain McGuire)

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Misunderstanding -

A pair of Grant's gazelles butt heads while an African elephant looms behind them at the Etosha National Park in Namibia. 

(Photo by Hidde Rensink)

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Caught red-handed -

A red squirrel stops in fright with a large walnut in its mouth.

(Photo by Vincent van Zalinge)

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Namaste -

This seal in Iceland shows off his best yoga poses for the camera.

(Photo by Pascal Mauerhofer)

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Family meal -

A tireless Atlantic puffin carries his catch back to his nest.

(Photo by Sharon Watters)

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Cool chameleon -

A bright green chameleon opens its mouth in preparation to catch flies on the island of Hawaii.

(Photo by Claudel Rheault)

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Desert bird -

This little owl in the desert of Qatar looks either bored or hot—or maybe both!

(Photo by Abdelrahman Hassanein)

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Crowning glory -

An antlered deer peeps through a green covering of ferns at Bradgate Park in in Leicestershire, England.

(Photo by Chris Greenhow)

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Shake it off -

A young male white-tailed deer shakes off water droplets caught in his thick coat after a cold swim off the shores of Maumee, Ohio.

(Photo by Gary Bendig)

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Crafty crook -

This laughing kookaburra at Marcus Beach in Queensland, Australia shows off his most recent catch.

(Photo by Michael Atkinson)

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Flying fish -

A seabird takes off with a prize catch in its talons.

(Photo by Justin Clark)

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Mating matters -

Two male spotted deer lock horns during mating season in the Kanha National Park in India.

(Photo by Vincent van Zalinge)

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Sleepy head -

A red panda slides lazily off a branch in Ljubljana, Slovenia.

(Photo by Ales Krivec)

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Light snack -

A bald eagle proudly soars through the skies after picking up some lunch to go.

(Photo by Jongsun Lee)

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Grooming session -

An impala gets a thorough grooming from a red-billed oxpecker at Kruger National Park in South Africa.

(Photo by Valerie Bosch)

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All calm on the surface -

A wood duck's reflection is captured almost perfectly in the surface of this lake in Interlochen, Michigan.

(Photo by Dennis Buchner)

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Lone wolf? -

A solitary, yawning fox sits in a grassy meadow.

(Photo by Vincent van Zalinge)

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Penguin support -

Three long-tailed gentoo penguins search for cover during a sandstorm in the Falkland Islands.

(Photo by Ian Parker)

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Crouching lion -

A male lion raises his head above his camouflaged surroundings at the Masai Mara Game Reserve in Kenya.

(Photo by Lisa H)

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Dinner for one -

A great blue heron is caught with his beak full.

(Photo by Gary Bendig)

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Straight to the point -

Two adult male red deer lock antlers in the snow at Richmond Park in London.

(Photo by Ming Jun Tan)

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Bright bird -

This vibrant red male northern cardinal strikes a beautiful harmony with the red berries on this holly branch, in Vineland, New Jersey.

(Photo by Ray Hennessy)

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Great migrations -

A huge flock of snow geese launches into the skies at Newmanstown, Pennsylvania.

(Photo by Ray Hennessy)

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Moose on the loose -

A curious moose in Jasper, Alberta in Canada is caught nosing through the snow to get at the salty grit scattered on the road below.

(Photo by Ivars Krutainis)

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Got my eye on you -

A short-eared owl gives the camera a sneaky wink in Yeoju-gun, South Korea.

(Photo by Mathew Schwartz)

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Moody cow -

A highland cow stalks grumpily towards the camera with its tongue out in Stockport, England.

(Photo by Peter Lloyd)

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Early bird -

A bald eagle carries home some fish for dinner in Maryland.

(Photo by Mathew Schwartz)

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Nectavore -

A hummingbird concentrates as it gathers nectar from a lavender flower.

(Photo by Olesya Grichina)

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Windswept models -

Three ponies pose with their manes in the breeze in Iceland.

(Photo by timothy muza)

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None of your beeswax -

A honey bee hovers close to a sunflower.

(Photo by Boris Smokrovic)

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Puffin parley -

Two Atlantic puffins have a heated conversation on the Saltee Islands in Ireland.

(Photo by Wynand van Poortvliet)

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Bit nippy -

A seagull flies homeward with a prized crab in its mouth in Brewster, Massachusetts.

(Photo by Christine Roy)

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Chit chat -

These two ducks in Huntington, West Virginia are quacking up.

(Photo by Gary Bendig)

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Leaping fox -

A fox leaps into the air at the Sierras de Cazorla, Segura y Las Villas Natural Park in Spain.

(Photo by Francisco Moreno)

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This little piggy went... -

...swimming? This water-loving creature was captured taking a dip in the Bahamas.

(Photo by Jakob Owens)

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Silky snack -

This smooth sea lion sits poised and ready to catch piece of fish at Dublin Zoo in Ireland.

(Photo by Alan Campbell)

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Airborne arguments -

Two great egrets sort out some territorial issues over the Sea of Cortez, Mexico.

(Photo by Chris Sabor)

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Little gem -

This Andean emerald hummingbird focuses on collecting nectar from a hanging flower at the Tandayapa Bird Lodge in Quito, Ecuador.

(Photo by Chris Charles)

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Hungry heron -

This great blue heron stands proudly with his catch in Ladner, British Columbia in Canada.

(Photo by DEAN FAULKNER)

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Takeoff -

Atlantic puffins and razorbills take flight from the rocks of Machias Seal Island off the coast of Maine.

(Photo by Ray Hennessy)

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Water for elephants -

A family of elephants take a drink from a waterhole at Etosha National Park in Namibia.

(Photo by Richard Jacobs)

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Pelicans on the move -

Migrating American white pelicans cruise over Jalisco, Mexico.

(Photo by Gareth Davies)

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Feeding time -

A giraffe takes a good tongue-full of tree.

(Photo by Slawek K)

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Buzz off -

A small green frog sits in water at Side Cut Metropark in Maumee, Ohio, waiting patiently to grab a pesky mosquito.

(Photo by Gary Bendig)

See also: The world's most colorful and curious frogs

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