Agustin Esmoris / American Oystercatcher (Haematopus palliatus) parent with chick, Chubut, Argentina

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

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

Gabriel Rojo / Orca (Orcinus orca) baby age 10 days, swimming with his mother. Punta Norte Natural Reserve, Peninsula Valdes, Chubut Province, Patagonia Argentina

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 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 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 / Crab covered in algae, Golfo Nuevo, Peninsula Valdes UNESCO Natural World Heritage Site, Chubut, Patagonia, Argentina, Atlantic Ocean, October

Franco Banfi / South American sea lion (Otaria flavescens) underwater, Golfo Nuevo, Peninsula Valdes UNESCO Natural World Heritage Site, Chubut, Patagonia, Argentina, Atlantic Ocean, October

Gabriel Rojo / Turkey vulture (Cathartes aura) scavenging on Patagonian fox (Lycalopex griseus) carcass. Chubut, Patagonia, Argentina. April.

Gabriel Rojo / Turkey vulture (Cathartes aura). Chubut, Patagonia, Argentina. April.