Leucistic caused by lack of melanin, or blond Antarctic fur seal pup (Arctocephalus gazella) on South Georgia, Polar Regions

leucistic pup wildlife marine life seal fur seals polar regions biology conservation rare animal behavior natural habitat ocean pup interaction aquatic cold environment biodiversity genetic variation nature environment south hemisphere subantarctic coast beach rocky shore youth seal endangered species marine mammals fur grooming playful survival adaptation ecosystem food chain cute aquatic mammals swimming seal colony research travel exploration wildlife watching caused lack melanin