Tony Wu / Juvenile Australian sea lion (Neophoca cinerea) resting in shallows, possibly to thermoregulate, Carnac Island, Western Australia.

Ole Jorgen Liodden / Male Hooker's / New Zealand sea lion (Phocarctos hookeri) in water, Campbell Island, New Zealand, sub Antarctic Islands. November.

Tui De Roy / Hooker's Sea Lion (Phocarctos hookeri) cow bonding with young pup, Enderby Island, Auckland Islands, New Zealand

Mike Potts / Brown skua (Catharacta skua) sitting above a Hookers Sealion colony with tourists looking on. Enderby Island. Auckland Islands. Subantarctic New Zealand.

Mike Potts / Hookers or New Zealand sealion (Phocarctos hookeri) tagged pups at beach colony. Sandy Bay. Enderby Island. Auckland Islands. Subantarctic New Zealand.

Mike Potts / Hookers or New Zealand sealion (Phocarctos hookeri) tagged pups at beach colony. Sandy Bay. Enderby Island. Auckland Islands. Subantarctic New Zealand.

Richard Robinson / Yellow eyed penguins (Megadyptes antipodes) run the gauntlet through a colony of New Zealand Sea Lions (Phocarctos hookeri), Sandy Bay on Enderby Island, Auckland Islands, New Zealand. January.. Edit...

Richard Robinson / New Zealand sea lion (Phocarctos hookeri) breeding colony at Sandy Bay, Enderby Island, Auckland Islands archipelago, New Zealand. January. Editorial use only.

Mark Carwardine / New Zealand sea lion / Hooker's sea lion (Phocarctos hookeri) on beach, South Island, New Zealand, November, endangered species

Mark Carwardine / New Zealand sea lion / Hooker's sea lion (Phocarctos hookeri) with tourists on beach, South Island, New Zealand, November, endangered species

Mark Carwardine / New Zealand sea lion / Hooker's sea lion (Phocarctos hookeri) portrait on beach, South Island, New Zealand, June, endangered species

Mark Carwardine / New Zealand sea lion / Hooker's sea lion (Phocarctos hookeri) yawning on beach, South Island, New Zealand, June, endangered species