Andy Rouse / Man playing in deep snow with dogs (two German shepherds and a spaniel) on closed road on Caerphilly Mountain, Caerphilly, South Wales, UK, December 2010, Model released

Stephen Dalton / Close up of eye of Domestic dog, Alsatian or German shepherd breed, UK

Mark Taylor / Malinois x Alsatian puppy, 14 weeks, sitting and looking up, against white background

Mark Taylor / Malinois x Alsatian puppy, 14 weeks, sitting and looking up, against white background

Petra Wegner / Dobermann Pinscher, puppy aged 5 weeks with Alsatian toy.

LYNN M. STONE / German Shepherd Dog, female, lying in garden with early autumn flowers; Geneva, Illinois, USA

LYNN M. STONE / German Shepherd Dog, female head portrait Illinois, USA

LYNN M. STONE / German Shepherd Dog, female, in garden; Illinois, USA. (non-ex)

LYNN M. STONE / German Shepherd Dog standing in autumn woodland; Connecticut, USA

LYNN M. STONE / German Shepherd Dog sitting, Connecticut, USA. (Non-ex)

LYNN M. STONE / German Shepherd Dog sitting in autumn woodland, Pomfret, Connecticut, USA. Non-exclusive

LYNN M. STONE / German Shepherd Dog portrait.