Daybreak

Yellowstone NP, USA. A family of Trumpeter swans start their day on a misty morning in Yellowstone.

Frosted Eagle

Yellowstone NP, USA. A Bald Eagle sits on a frosty branch fluffing his/her feathers as much as possible to keep warm. Even the feathers are covered in frost

Solitude

Yellowstone NP, USA. A Trumpeter swan waits for their partner to return on a river running through a windswept meadow. Trumpeter swans often mate for life - his/her partner returned a few moments later

Sixth Sense

Yellowstone NP, USA. Red foxes locate their prey with their acute hearing and then leap head first into the snow to capture their meal, a technique called mousing. Recent research has shown that they may also have a magnetic sense that helps them to precisely locate their prey beneath the snow.

Hunting through the Sage

Yellowstone NP, USA. Red foxes locate their prey with their acute hearing and then leap head first into the snow to capture their meal, a technique that is called mousing.

Listener in the Snow

Yellowstone NP, USA. Red foxes locate their prey with their acute hearing and then leap head first into the snow to capture their meal, a technique that is called mousing.

Hesitation

Yellowstone NP, USA. This Coyote seemed reluctant to cross this chilly river. And at -20C, I think I would be the same!

In His Rightful Place

Yellowstone NP, USA. A Gray Wolf of the Wapiti Lake Pack. Wolves were reintroduced to the park in 1995. It has been a great success with other lost species returning as the ecosystem rebalances and the park regenerates

A Mesmerising Moment

Yellowstone NP, USA. A Gray Wolf of the Wapiti Lake Pack paused at the side of the road for a mesmerising moment before moving off to meet up with the rest of his pack further along the river.

Separated

Yellowstone NP, USA. A Gray Wolf of the Wapiti Lake Pack had become separated from his pack and stops to listen for the calls of the rest of the pack to locate them

Indomitable

Yellowstone NP, USA. A Plains bison bull ruminates his meal on a snowy bank. Bison were almost extirpated from N. America in the late 19th century but with protection populations have recovered from around 400 in 1902 to to an estimated 500,000 indivduals today.

Playtime

Yellowstone NP, USA. Two Plains bison frolic in the snow. It was great fun to watch them as they chased each other across the snowy meadow

Stepping Out

Yellowstone NP, USA. A bull Moose walking across a snowy meadow on a quest for the best willow stems.

Just Smile

Yellowstone NP, USA. A Coyote rests on a snow covered rock .... I think in a happy place

Twig Eater

Yellowstone NP, USA. A bull Moose walking through the snow, browing on the willows as he goes.

Winter Raven

Yellowstone NP, USA. A Common Raven sits on a snowbank