Ingo Arndt / Bark beetle (Scolytinae) galleries in dead spruce tree (Picea abies), Bayerischer Wald / Bavarian Forest National Park, Germany., June.

Konstantin Mikhailov / European wild cat (Felis silvestris) kitten sitting, Bavarian Forest National Park, Germany, May

Jouan & Rius / Eurasian lynx (Lynx lynx) walking through snow, captive, Bayerischer Wald / Bavarian Forest National Park, Germany

Jouan & Rius / Forest in winter, Bayerischer Wald National Park, Germany

Jouan & Rius / Forest in winter, Bayerischer Wald National Park, Germany

Jouan & Rius / Forest in winter, Bayerischer Wald National Park, Germany

Eric Baccega / Two European brown bears {Ursus arctos} play fighting in the snow. Bayerisher wald NP, Germany. Captive

Christoph Becker / Brown bear cub climbing tree (Urus arctos) Bayerischer Wald, Germany. captive

Juergen Freund / Grey wolves (Canis lupus) in snow, woodland Bayerischer Wald NP, Germany - captive

Eric Baccega / European grey wolves {Canis lupus} in snow, Bayerischer wald NP, Germany, captive

Konrad Wothe / Eurasian Lynx (Lynx lynx) pair touching noses in snow, Bayerischer Wald National Park, Germany

Konrad Wothe / Eurasian Lynx (Lynx lynx) pair resting in snow, Bayerischer Wald National Park, Germany