Statistics: Body length 60cm, wingspan 150cm, weight 1.8kg.
Physical Description: The wings are white below, marked with brown. The
legs and feet are grey/green in colour, with thorny protuberances so that they
can hang onto the slippery fish. Adult birds are dark brown above and white below,
and young birds have brown feathers with white tips. They have a distinctive brown
breast band which is more prominent in females. The head is white with a thick,
dark brown stripe through the eye.