Adult female leopard seal (Hydrurga leptonyx) killing and eating a juvenile Adelie penguin at Brown Bluff, Antarctic Peninsula, Antarctica, Polar Regions

leopard seal adelie penguin predation antarctic peninsula marine life wildlife hunting cold water ecosystem seals penguins nature predator prey southern ocean ice aquatic wildlife behavior carnivorous antarctica survival food chain animal behavior apex predator ocean natural habitat biodiversity carnivore marine predator juvenile penguin cold climate coastal waters pelagic zone seal species hunting technique natural selection adaptation animal interactions wildlife conservation ecological balance habitat destruction climate change seasonal behavior antarctic biodiversity