Yukihiro Fukuda / Feral domestic rabbit (Oryctolagus cuniculus) standing on hind legs on coast, Okunojima Island, also known as Rabbit Island, Hiroshima, Japan.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) mother with rare white furred baby, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) rare white furred baby jumping, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) rare white furred baby calling, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) rare white furred baby playing with another baby. Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) mother with rare white furred male baby, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) rare white furred baby playing with flower, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) mother with rare white furred baby, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) mother carrying rare white furred baby on belly, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) mother with rare white furred baby, Jigokudani Valley, Nagano Prefecture, Japan. June.

Yukihiro Fukuda / Light trails of Japanese fireflies (Hotaria parvula and Luciola cruciata), Nichinan-chou, Tottori, Japan, July, Endemic species.

Yukihiro Fukuda / Feral domestic rabbit (Oryctolagus cuniculus) running in puddle, Okunojima Island, also known as Rabbit Island, Hiroshima, Japan.

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) emerging from hole and reaching up to the surface in order to breathe, Hino River, Tottori-ken, Japan, September.

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) eating the eggs of another pair, Hino River, Tottori-ken, Japan, September.

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) watching a fish swim by, Hino River, Tottori-ken, Japan, September.

Yukihiro Fukuda / Japanese fireflies (Luciola cruciata) in flight at night, Japan endemic species, Ichikawa-Riveer, Asago Hyougo, Japan, July

Yukihiro Fukuda / Japanese fireflies (Luciola cruciata) in flight at night, Japan endemic species, Nichinan-chou, Tottori, Japan, July

Yukihiro Fukuda,Yukihiro Fukuda / Japanese fireflies (Luciola cruciata) in flight at night, Japan endemic species, Hino-River, Nichinan-chou, Tottori, Japan, July

Yukihiro Fukuda / Japanese fireflies (Luciola cruciata) in flight at night, Japan endemic species, Hino-River, Nichinan-chou, Tottori, Japan, July

Yukihiro Fukuda / Ancient tree, Yakushima Island, UNESCO World Heritage Site, Kagoshima Japan, June 2008

Yukihiro Fukuda,Yukihiro Fukuda / Japanese fireflies (Luciola cruciata) in flight at night, endemic species, Yaku-shima UNESCO World Heritage Site, Kagoshima, Japan, May

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) hunting at night, Hino-river, Tottori-ken, Japan, March

Yukihiro Fukuda / Japanese giant salamanders (Andrias japonicus) males in a burrow at the time of spawning, Kurokawa River, Hyougo, Japan, September

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) reaching up to the surface to breathe, Japan, August

Yukihiro Fukuda / Japanese giant salamander hunting at night in a river, Japan, May

Yukihiro Fukuda / Two male Japanese giant salamanders (Andrias japonicus) fertilizing the eggs of a female, Japan, September

Yukihiro Fukuda / Male Japanese giant salamander (Andria japonicus) emerging from a nest hole in order to breathe, Japan, August

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) eating the eggs of another salamander, Japan, August

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) moving upstream to spawn, Japan, August

Yukihiro Fukuda / Male Japanese giant salamander (Andrias japonicus) in river, Japan, August

Yukihiro Fukuda / Male Japanese giant salamander (Andrias japonicus) protecting his eggs inside his nest, Japan, October

Yukihiro Fukuda / Male Japanese giant salamander (Andrias japonicus) protecting his eggs inside his nest, Japan, September

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) eggs, Japan, September

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) at the entrance to its nest, raising its head to the surface, Japan, August

Yukihiro Fukuda / Japanese giant salamander (Andrias japonicus) in river, Japan, March

Yukihiro Fukuda / Male Japanese macaque (Macaca fuscata) walking along path through deep snow, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Juvenile Japanese macaques (Macaca fuscata) two years old, playing, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Japanese macaque (Macaca fuscata) nursing one month old baby, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Japanese macaques (Macaca fuscata) huddled together sleeping in a tree at night, full moon, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Japanese macaque (Macaca fuscata) searching for nuts with young watching, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Japanese macaque (Macaca fuscata) family huddled together for warmth on a cold day, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Japanese macaque (Macaca fuscata) eight months old sitting in front of a pool created by a hot spring being used by females and young for bathing to keep warm, Jigokudani, Joshinetsu Kogen NP, Nagano...

Yukihiro Fukuda / Japanese macaque (Macaca fuscata) holding young while bathing in hot spring to keep warm, only females and young bathe, winter, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Female Japanese macaques (Macaca fuscata) in a hot spring to keep warm, only females and young bathe, Jigokudani, Joshinetsu Kogen NP, Nagano, Japan

Yukihiro Fukuda / Two groups of Japanese macaques (Macaca fuscata) huddling together for warmth on a cold day, Shodoshima, Japan

Yukihiro Fukuda / Japanese macaques (Macaca fuscata) huddling together for warmth on a cold day, Shodoshima, Japan

Yukihiro Fukuda / Japanese macaques (Macaca fuscata) huddling together for warmth on a cold day, Shodoshima, Japan

Yukihiro Fukuda / Japanese macaques (Macaca fuscata) faces looking up, huddling together for warmth on a cold day, Shodoshima, Japan