Gabriel Rojo / Southern right whale (Eubalaena australis) diving, with tail fluke splash. Monumento Natural Ballena Franca Austral, UNESCO World Heritage Site, Valdes Peninsula, Patagonia, Argentina.

David Gallan / Two Southern right whales (Eubalaena australis) playing in shallows, taken with drone, Tathra Beach, New South Wales, Australia, August.

Tony Wu / Southern right whale (Eubalaena australis) male brindle calf at surface, born with white and black pigmentation, photographed with the permission of the Department of Environmental Affairs, South Afri...

Gabriel Rojo / Southern Right whale (Eubalaena australis) breaching, Peninsula Valdes, Chubut, Patagonia, Argentina.

Chris & Monique Fallows / Southern right whale (Eubalaena australis) breaching, False Bay, Cape Town, South Africa.

Chris & Monique Fallows / Southern right whale (Eubalaena australis) spyhopping, False Bay, Cape Town, South Africa.

Chris & Monique Fallows / Southern right whale (Eubalaena australis) close up feeding on plankton at surface, False Bay, Cape Town, South Africa; with barnacles on head

Richard Du Toit / Aerial photograph of Southern Right Whale (Eubalaena australis) with white calf, near Cape Agulhas, South Africa, Southern Right Western Cape Province, Indian Ocean, August

Franco Banfi / Silhouette of Southern right whale (Eubalaena australis) Golfo Nuevo, Peninsula Valdes, UNESCO Natural World Heritage Site, Chubut, Patagonia, Argentina, Atlantic Ocean, October

Franco Banfi / Southern right whale (Eubalaena australis) with calluses covered in parasitic crustaceans named cyamids or whale lice (Cyamus ovalis). Golfo Nuevo, Peninsula Valdes, UNESCO Natural World Heritage Site...

Franco Banfi / Southern right whale (Eubalaena australis) with patches covered in parasitic crustaceans named cyamids or whale lice (Cyamus ovalis). Golfo Nuevo, Peninsula Valdes, UNESCO Natural World Heritage Site,...

Franco Banfi / Southern right whale (Eubalaena australis) with patches covered in parasitic crustaceans named cyamids or whale lice (Cyamus ovalis). Golfo Nuevo, Peninsula Valdes, UNESCO Natural World Heritage Site,...

Juan Carlos Munoz / Southern right whale (Eubalaena australis / Balaena glacialis australis) entering the water after breaching. Valdes Peninsula, Patagonia, Argentina, Oct 2008

Juan Carlos Munoz / Aerial view of Southern right whale (Eubalaena australis / Balaena glacialis australis) mother and calf. Valdes Peninsula, Patagonia, Argentina, Oct 2008

Juan Carlos Munoz / Aerial view of Southern right whale (Eubalaena australis / Balaena glacialis australis) mother and calf. Valdes Peninsula, Patagonia, Argentina, Oct 2008

Juan Carlos Munoz / Southern right whale (Eubalaena australis / Balaena glacialis australis) flipping its tail out of the water. Valdes Peninsula, Patagonia, Argentina, Oct 2008

DOC WHITE / Southern right whales (Balaena glacialis australis) Pacific

Doug Perrine / Southern right whale {Balaena glacialis australis} feeding showing baleen. Atlantic.

Doug Perrine / Southern right whale {Balaena glacialis australis} at surface, barnacles on skin, Atlantic.

Doug Perrine / Southern right whale {Balaena glacialis australis} calf. White colour morph. Atlantic.

Doug Perrine / Southern right whale {Balaena glacialis australis} South Atlantic.

Brandon Cole / Southern right whale underwater {Balaena glacialis australis} Golfo Nuevo Peninsula Valdez, South America NOT FOR SALE IN USA

Gabriel Rojo / Southern right whale pectoral fin {Balaena glacialis australis} Patagonia, Argentina

Brandon Cole / Southern right whale {Balaena glacialis australis} diving at surface, Golfo Nuevo, South America, Endangered species.

Doug Allan / Eye of Southern right whale {Balaena glacialis australis} Peninsula Valdez, Argentina

Doug Allan / Southern right whale underwater {Balaena glacialis australis} off Peninsula Valdes, Argentina

Brandon Cole / Southern right whale lob tailing {Balaena glacialis australis} Patagonia, Argentina. NOT FOR SALE IN THE USA

Brandon Cole / Southern right whale juvenile close-up underwater {Balaena glacialis australis} Patagonia, Argentina NOT FOR SALE IN THE USA

Todd Pusser / Southern right whale dolphins porpoising {Lissodelphis peronii} Kaikoura, New Zealand

DOC WHITE / Southern right whale close up underwater, off Patagonia, S. America

Pete Oxford / Southern right whale breaching. Peninsula Valdes, Argentina, South America

Pete Oxford / Southern right whale breaching. Peninsula Valdes, Argentina, South America

DOC WHITE / Southern right whale (Balaena glacialis australis) close-up underwarer, Patagonia, Argentina

DOC WHITE / Southern right whale breaching (Balaena glacialis australis) Patagonia Argentina

Mike Parry / Southern Right Whale (Eubalaena australis) with callosities on head and chin, Western Australia

Hiroya Minakuchi / Southern Right Whale (Eubalaena australis) sailing at sunset, Peninsula Valdez, Argentina

Agustin Esmoris / Southern Right Whale (Eubalaena australis) surfacing with Kelp Gull (Larus dominicanus) picking off lice, Chubut, Argentina, sequence 1 of 4

Hiroya Minakuchi / Southern Right Whale (Eubalaena australis) underwater portrait, Gulfo Nuevo, Peninsula Valdez, Argentina

Flip Nicklin / Southern Right Whale (Eubalaena australis) researchers Roger Payne, right, Jim Darling, left, and Gustavo Alvarez Colombo, center, watching individual dive, Peninsula Valdez, Argentina

Flip Nicklin / Southern Right Whale (Eubalaena australis) tail, Peninsula Valdez, Argentina

Flip Nicklin / Southern Right Whale (Eubalaena australis), Argentina

Flip Nicklin / Southern Right Whale (Eubalaena australis), Peninsula Valdez, Argentina

Flip Nicklin / Southern Right Whale (Eubalaena australis) underwater portrait, Argentina

Doug Perrine / Fin whale (Balaenoptera physalus) breathing at surface with blow holes open to inhale, showing asymmetrical colour pattern: lower jaw is white on right side, Ligurian Sea, Mediterranean Sea, Italy.

Gabriel Rojo / Southern right whale (Eubalaena australis) female and calf swimming at water surface. Valdes Peninsula, Patagonia, Argentina. October.

Gabriel Rojo / Southern right whale (Eubalaena australis) expelling air and spray through blow hole. Valdes Peninsula, Chubut, Patagonia, Argentina. October.

Tony Heald / Southern giant petrel (Macronectes giganteus), white colour morph. Right Whale Bay, South Georgia. September.

Tony Heald / Brown skua (Stercorarius antarcticus) resting on tussock grass. Right Whale Bay, South Georgia. September.