An adult leopard seal (Hydrurga leptonyx) hauled out and resting among the icebergs in the Ererra Channel near the west Coast of the Antarctic peninsula, southern ocean. This seal is the only pinniped known to have attacked and killed a human being in Ant

An adult leopard seal (Hydrurga leptonyx) hauled out among the ice floes at Port Arthur in the caldera of Deception Island in the South Shetland Islands near the Antarctic peninsula, southern ocean.

A mother and nursing newborn pup leopard seal (Hydrurga leptonyx) hauled out on ice floes on the western side of the Antarctic peninsula, southern ocean. This is the only pinniped known to have attacked and killed a human snorkeler in Antarctica.

An adult leopard seal (Hydrurga leptonyx) hauled out among the ice floes at Port Arthur in the caldera of Deception Island in the South Shetland Islands near the Antarctic peninsula, southern ocean. The Lindblad expedition ship National Geographic Endeavo

A mother and newborn pup leopard seal (Hydrurga leptonyx) hauled out on ice floes on the western side of the Antarctic peninsula, southern ocean. This is the only pinniped known to have attacked and killed a human snorkeler in Antarctica.

A mother and nursing newborn pup leopard seal (Hydrurga leptonyx) hauled out on ice floes on the western side of the Antarctic peninsula, southern ocean. This is the only pinniped known to have attacked and killed a human snorkeler in Antarctica.

A mother and newborn pup leopard seal (Hydrurga leptonyx) hauled out on ice floes on the western side of the Antarctic peninsula, southern ocean. This is the only pinniped known to have attacked and killed a human snorkeler in Antarctica.

A mother and newborn pup leopard seal (Hydrurga leptonyx) hauled out on ice floes on the western side of the Antarctic peninsula, southern ocean. This is the only pinniped known to have attacked and killed a human snorkeler in Antarctica.

An adult leopard seal (Hydrurga leptonyx) hauled out among the ice floes at Port Arthur in the caldera of Deception Island in the South Shetland Islands near the Antarctic peninsula, southern ocean. The Lindblad expedition ship National Geographic Endeavo

An adult leopard seal (Hydrurga leptonyx) among the icebergs at Cierva Point on the Danco Coast of the Antarctic peninsula, southern ocean. This leopard seal stalked, killed, and ate a gentoo penguin among the ice.

A curious adult Leopard Seal (Hydrurga leptonyx) approaching the boat in clear water near Petermann Island on the Southwest Antarctic Peninsula.

A curious adult Leopard Seal (Hydrurga leptonyx) approaching the boat in clear water near Petermann Island on the Southwest Antarctic Peninsula.

Leopard seal (Hydrurga leptonyx) resting on ice floe, Antarctica