Swans resting in sand, Hokkaido Prefecture, Japan

Swan flying over frozen lake, Hokkaido Prefecture, Japan

Swan flying over frozen lake, Hokkaido Prefecture, Japan

Shiretoko mountain range and lake, Hokkaido Prefecture, Japan

Shiretoko mountain range and lake, Hokkaido Prefecture, Japan

Shiretoko mountain range and lake, Hokkaido Prefecture, Japan

Shiretoko mountain range and lake, Hokkaido Prefecture, Japan

Lake Daisetsu and Mt. Daisetsu in the morning, Hokkaido Prefecture, Japan

Swans at Lake Utonai

Swans in Morning Mist

Swan

Trees by Stream

Two Whooper swans in flight over snowy frozen lake, monochrome close up, Lake Kussharo, Hokkaido, Japan

Two Whooper swans in flight over snowy frozen lake, monochrome close up, Lake Kussharo, Hokkaido, Japan

Whooper swan displaying with wings outstretched, and other swans nearby on channel of water in frozen Lake Kussharo, Hokkaido, Japan

Whooper swan displaying with wings outstretched, and other swans nearby on channel of water in frozen Lake Kussharo, Hokkaido, Japan

Single Whooper swan in flight over snowy frozen lake, other swans in channel, close up, motion blur effect, Lake Kussharo, Hokkaido, Japan

Single Whooper swan in flight over snowy frozen lake, close up monochrome, Lake Kussharo, Hokkaido, Japan

Whooper swan displaying with wings outstretched, while walking on frozen Lake Kussharo, monochrome image, Hokkaido, Japan

Single Whooper swan in flight over snowy frozen lake, monochrome close up, Lake Kussharo, Hokkaido, Japan

Single Whooper swan in flight over snowy frozen lake, close up, Lake Kussharo, Hokkaido, Japan

Flock of Whooper swans flying into water channel beside frozen lake in late afternoon golden sunlight with steam rising, Lake Kussharo, Hokkaido, Japan

Large cygnet standing in flock of Whooper swans in water channel beside frozen lake in late afternoon golden sunlight with steam rising, Lake Kussharo, Hokkaido, Japan

Whooper swan flying in to join flock of Whooper swans swimming on water channel beside frozen lake in late afternoon golden sunlight, Lake Kussharo, Hokkaido, Japan

Swans at Kussharo lake, Hokkaido Prefecture, Japan