Protective dog adorably tries to save worker pretending to be attacked

Protective cat lightly bites owner to 'save' crying baby

Pet pooch fights owners to protect his favourite smelly rag

Overprotective Chihuahua snaps at owner for trying to take quail egg in her mouth

Grandmother, 83, stayed inside burning house to be protect her pet cats

Heartbreaking moment baby elephant protects its injured mother by charging at vets

Two pet dogs fight snake to protect their owner

Polar bears at Vienna Zoo play in the snow as organisation joins scheme to protect endangered speci