Martin van Lokven / Alpine Ibex (Capra ibex) male, Saas Fee, Wallis, Switzerland

Martin van Lokven / Alpine Ibex (Capra ibex) male, Saas Fee, Wallis, Switzerland

Martin van Lokven / Alpine Ibex (Capra ibex) male, Saas Fee, Wallis, Switzerland

Yves Lanceau / Domestic sheep (Ovis aries), Valais Blacknose / Wallis Blacknose / Walliser Schwarznaseschaf / Blacknosed Swiss, lamb, France

Yves Lanceau / Domestic sheep (Ovis aries), Valais Blacknose / Wallis Blacknose / Walliser Schwarznaseschaf / Blacknosed Swiss, newborn lamb, France

Yves Lanceau / Domestic sheep (Ovis aries), Valais Blacknose / Wallis Blacknose / Walliser Schwarznaseschaf / Blacknosed Swiss, ewe with lamb suckling, France

Jack Dykinga / Aerial view of Border wall resulting in habitat fragmentation between Arizona and Sonora, Mexico. The 10 foot high wallis being replaced by a 30 foot barrier. Organ Pipe Cactus National Monument, Ariz...

Robert Thompson / Bedstraw hawk-moth (Hyles gallii) Wallis, Switzerland, April. Controlled conditions

Robert Thompson / Bedstraw hawk-moth (Hyles gallii) Wallis, Switzerland, April. Controlled conditions

Robert Thompson / Bedstraw hawk-moth (Hyles gallii) Wallis, Switzerland, April. Controlled conditions

Robert Thompson / Bedstraw hawk-moth (Hyles gallii) Wallis, Switzerland, April. Controlled conditions, April. Controlled conditions

David Pattyn / Mountainpeaks Balfrin, Nadelhorn, Dom, Taschhorn, Schwarzhorn, Rothorn, Weisshorn, Grand Gendarme, Matterhorn and many other peaks in the Bernese Alps, Switzerland,. View from Gemmipass, Leukerbad, Wa...

David Pattyn / Golden eagle (Aquila chrysaetos) in flight in front of a vertical rocky mountain side Leukerbad, wallis, Valais, Switzerland, March

David Pattyn / Moonrise over a mountain landscape in the evening. Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Bearded vulture (Gypaetus barbatus) perched on a rock in its mountain environment Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Alpine chough (Pyrrhocorax graculus) in flight over its winter Alpine environment Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Bearded vulture (Gypaetus barbatus) in flight over Leukerbad, a little town in the Alps Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Bearded vulture (Gypaetus barbatus) in flight over forests on the mountain sides Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Bearded vulture (Gypaetus barbatus) in flight over forests on the mountain sides Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Bearded vulture (Gypaetus barbatus) in flight over its snow white winter landscaqpe environment Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Bearded vulture (Gypaetus barbatus) in flight in front of a vertical mountain side Leukerbad, Wallis, Valais, Switzerland, March

David Pattyn / Weisshorn mountainpeak Leukerbad, Wallis, Valais, Switzerland, March