Antarctic fur seal bulls (Arctocephalus gazella) fighting for mating territory on South Georgia, Southern Ocean, Polar Regions

Battle-scarred beachmaster southern elephant seal (Mirounga leonina) bellowing a challenger, Peggotty Bluff, South Georgia, Polar Regions

A combative male iguana bloodied in territorial battle. Santiago Island, Galapagos.S(marine iguana)S(territorial dispute)S(Galapagos)S(UW)

Moose Sparring