Chin strap penguin rookery.

Chin strap penguins in the surf.

Elephant seals.

Penguin group on large growler.

Chinstrap penguin and chick.

Chinstrap penguin and chicks.

Chinstrap penguin and chicks (closeup).

Penguin gathering on top of iceberg.

Chinstrap penguins in surf.

Lazy fur seal.

Chinstrap penguins waddling.

Chinstrap penguin.

Chinstrap penguins on beach.

King Penguins at Fortuna Bay.

King Penguin singing.

King Penguin (closeup).

King Penguins at Fortuna Bay.

Elephant Seal at Fortuna Bay.

Fur Seals at Fortuna Bay.

Fur Seals Fortuna Bay (closeup).

Wild horses.

Pelicans (Pelacanus thagus) and gannets (Sula variegata) on a fishing boat net.

Inca terns (Larosterna inca) on the deck of a fishing boat.

Frigate birds (Fragata magnificens).

A booby hatchery on Helens Reef Island.

A baby booby - only its mother would love that face.

A tern rookery on Helens Reef.

Evenly spaced tern eggs on Helens Reef Island nesting ground.

Terns over nesting area on Helens Island Reef Island.

A species of booby nesting - adult with chick. Ca. 1967. Northeast coast of Oahu.

A species of tern on Bird Island. Northeast coast of Oahu.

A fairy tern chick seeking shelter from the sun.

Ornithologist tagging a booby on Bird Island.

Adult booby and chick.

A mixed rookery of boobies and terns.

Coconut crab climbing tree. Crab carapace is about 6" in diameter. With claws, crab is about a foot in diameter. Claws are capable of opening coconuts. Edible by humans.

Coconut crab climbing tree. Crab carapace is about 6" in diameter. With claws, crab is about a foot in diameter. Claws are capable of opening coconuts. Edible by humans.

Determining if turtle nest present and counting the number of eggs. This was a successful investigation. Green turtles nest on Helen's Reef routinely.

Helen's Reef - a classic desert island - elevation above sea level about 8 feet.

A tern rookery on Helen's Reef. Scientist was making a count of the number of nests.

Scientist diverted from the business of nest counting by glass fishing float.

The cliffs with an albatross passing by.

On the beach at Laysan Island - monk seal lying on the beach about 100 feet away .

Scientist counting albatross chicks on Laysan Island - highly saline lake in background is full of brine shrimp and salt flies which serve as food for Laysan teal.

Monk seal on the beach at Laysan Island. Note ripple pattern in coral sand.

A motmot bird who thought he'd found a quiet place to roost for the night.

Galapagos sea lions - Zalophus californianus wollebacki.

Marine iguanas - Amblyrhynchus cristatus.

Galapagos sea lions - Zalophus californianus wollebacki.

Galapagos sea lions - Zalophus californianus wollebacki.