Tui De Roy / Flightless cormorant (Phalacrocorax harrisi) feet on volcanic rock. Punta Albemarle, Isabela Island, Galapagos.

Tui De Roy / Flightless Cormorant (Phalacrocorax harrisi) and Sally Lightfoot Crab (Grapsus grapsus), Cape Douglas, Fernandina Island, Galapagos Islands, Ecuador

Andy Trowbridge / Little pied cormorant (Microcarbo melanoleucos previously known as Phalacrocorax melanoleucus) perched on branch with wings outstretched. Ashley River, Canterbury, New Zealand. July.

Andy Trowbridge / Pied shag/cormorant (Phalacrocorax varius) in flight. Ashley River, Canterbury, New Zealand. July.

Andy Trowbridge / Little pied cormorant (Microcarbo melanoleucos) perched on branch. Ashley River, Canterbury, New Zealand. July.

Andy Trowbridge / Pied shag/cormorant (Phalacrocorax varius) in flight. Ashley River, Canterbury, New Zealand. July.

Andy Trowbridge / Pied shag/cormorant (Phalacrocorax varius) portrait. Ashley River, Canterbury, New Zealand. July.

Nick Upton / Oystercatchers (Haematopus ostralegus) resting and preening at a roost site, with a Shag (Phalacrocorax aristotelis) holding its wings out to dry next to them, Cornwall, England, UK, April.

Nick Upton / Slow motion clip of an Oystercatcher (Haematopus ostralegus) struggling to climb up a slope at a coastal roost site as a Shag (Phalacrocorax aristotelis) approaches and flaps its wings, England, UK,...

Jiri Lochman / Little pied cormorant (Phalacrocorax melanoleucos), Cape Range National Park, Ningaloo Coast UNESCO Natural World Heritage Site, Western Australia, Australia.

Roger Powell / Little pied cormorant (Phalacrocorax melanoleucos) sitting on marine post and preening. Werribee Sewerage Farm, Werribee, Victoria, Australia

Brent Stephenson / Little pied cormorant (Phalacrocorax melanoleucos) drying with wings outstretched, perching on branch, Hawkes Bay, New Zealand, November.

Brent Stephenson / Little pied cormorant (Phalacrocorax melanoleucos) shaking water from its plumage, sitting on a branch close to the surface of the water, Tamatea, Hawkes Bay, New Zealand, November.

Brent Stephenson / Little pied cormorant (Phalacrocorax melanoleucos) on a branch close to the surface of the water, Tamatea, Hawkes Bay, New Zealand, November.

Brent Stephenson / Pied cormorant (Phalacrocorax varius) closeup of head showing the brightly coloured caruncle and eye-ring. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Adult little pied cormorant (Phalacrocorax melanoleucos) perched in a tree. Lake Rotorua, Bay of Plenty, New Zealand, July.

Brent Stephenson / Mixed group of three adult Little pied cormorants (Phalacrocorax melanoleucos) and two adult little black cormorants (Phalacrocorax sulcirostris) perched on a rock. Lake Rotorua, Bay of Plenty, New Ze...

Brent Stephenson / Juvenile Little pied cormorant (Phalacrocorax melanoleucos) perched on a post with wings outspread drying. Muddy Creek, Hawkes Bay, New Zealand, July.

Brent Stephenson / Pied cormorant (Phalacrocorax varius) standing on a rock with wings outspread drying. Christchurch, Canterbury, New Zealand, December.

Jan Wegener / Little Pied Cormorant (Microcarbo melanoleucos), Victoria, Australia

Jan Wegener / Pied Cormorant (Phalacrocorax varius), Victoria, Australia

Jan Wegener / Pied Cormorant (Phalacrocorax varius), Victoria, Australia

Jan Wegener / Little Pied Cormorant (Microcarbo melanoleucos), New South Wales, Australia

Jan Wegener / Little Pied Cormorant (Microcarbo melanoleucos), New South Wales, Australia

Steven David Miller / Little Pied Cormorant (Phalacrocorax melanoleucos) drying wings, Wildlife Habitat, Port Douglas, Queensland, Australia, captive

Andy Trowbridge / Little Shag / Little pied cormorant / Kawaupaka(Microcarbo melanoleucos) perched on bridge railing. Heathcote River, Christchurch, Canterbury, South Island, New Zealand, May

Brent Stephenson / Pied cormorants (Phalacrocorax varius) roosting on a rock in sunshine, with one yawning, Doubtful Sound, Fiordland, New Zealand.

Steven David Miller / Little pied cormorant (Microcarbo melanoleucos) with prey in bill, Parry Lagoons Nature Reserve, Wyndham, Western Australia, July

Jonathan Harrod / Pied Cormorant (Phalacrocorax varius) in breeding plumage, Christchurch, New Zealand

Mark Hughes / Pied Cormorant (Phalacrocorax varius) drying wings, Karori Wildlife Sanctuary, Wellington, New Zealand

Brent Stephenson / Pied cormorant (Phalacrocorax varius) resting on a rock. Note concentrated salt water droplet dripping from bill tip. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Pied Cormorant (Phalacrocorax varius) resting on a rock, yawning with bill open. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Pied Cormorant (Phalacrocorax varius) head in profile. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Pied Cormorant (Phalacrocorax varius) resting on rock. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Pied Cormorant (Phalacrocorax varius) on rock, spreading its wings to dry them. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Pied Cormorant (Phalacrocorax varius) resting on a rock. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Pied Cormorant (Phalacrocorax varius). Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Pied Cormorant (Phalacrocorax varius) swimming in shallow water off shore. Kaikoura, Canterbury, New Zealand, October.

Brent Stephenson / Two Little Pied Cormorants (Microcarbo melanoleucos) perched in a tree. Lake Rotorua, Bay of Plenty, New Zealand, July.

Brent Stephenson / Little Pied Cormorant (Microcarbo melanoleucos) with wings outstretched drying itself. Waikanae Estuary, Wellington, New Zealand.

Brent Stephenson / Little Pied Cormorant / Shag (Microcarbo melanoleucos) swimming low in the water. Waikanae Estuary, Wellington, New Zealand, February.

Charlie Summers / King Cormorant (Phalacrocorax albiventer) close-up of feet. Saunders Island, Falkland Islands, December

Konrad Wothe / Little Pied Cormorant (Microcarbo melanoleucos) drying wings, Queensland, Australia

Andrew Walmsley / Little pied cormorant / shag (Microcarbo melanoleucos) drying wings spread wide, Mareeba Tropical Savanna and Wetlands Reserve, Queensland, Australia, November

Steven David Miller / Little Pied cormorant (Microcarbo melanoleucos) standing with an eel it has just caught, wildlife park in Far North Queensland. Australia (captive)

Steven David Miller / Little Pied cormorant (Microcarbo melanoleucos) swimming with an eel it has just caught, wildlife park in Far North Queensland. Australia (captive)

Steven David Miller / Pied Cormorant (Phalcrococorax varius) portrait, Tangalooma, Moreton Island, Queensland, Australia, October.

Andrew Walmsley / Pied shag / cormorant (Phalacrocorax varius varius) profile, Kaikoura, New Zealand, October

Andrew Walmsley / Rear view of Pied shag / Karuhiruhi (Phalacrocorax varius varius) with wings stretched out on rock, Kaikoura, New Zealand, November

Andrew Walmsley / Pied shag / Karuhiruhi (Phalacrocorax varius varius) on rock, Kaikoura, New Zealand, November

Andrew Walmsley / Pied shag / Karuhiruhi (Phalacrocorax varius varius) portrait, Kaikoura, New Zealand, November

Rod Williams / Pied Cormorant (Phalacrocorax varius) on water, Milford, North Island, New Zealand, March

Tom Marshall / Little pied cormorant / shag {Microcarbo melanoleucos} Adult calling on post. Ashley River Mouth, Canterbury, New Zealand, December.

Andrew Walmsley / Pied cormorant / shag (Phalacrocorax varius varius) yawning, Kaikoura, South Island, New Zealand, October

Andrew Walmsley / Pied cormorant / shag (Phalacrocorax varius varius) on beach, Kaikoura, South Island, New Zealand, October

Steven David Miller / Pied cormorant (Phalcrococorax varius) Moreton Island, Queensland, Australia, October

Paul Hobson / Little Pied Cormorant (Microcarbo melanoleucos), South Australia

Mike Potts / Pied shag / cormorant {Phalacrocorax varius} perching in tree, Stewart Island, South Island, New Zealand

Steven David Miller / Little Pied Cormorant {Microcarbo melanoleucos} resting on branch, Mapleton, Queensland, Australia.

Hanne & Jens Eriksen / Little Pied Cormorant {Microcarbo melanoleucos} resting on rock, Shady Camp, Northern territory, Australia.

GEORGETTE DOUWMA / Pied cormorant {Phalacrocorax varius} viewed from above on a sandy beach, Shark Bay, Western Australia.

Dave Watts / Magellan / Little Pied Cormorant {Phalacrocorax melanoleucos} sunning, Australia

Dave Watts / Magellan / Little Pied Cormorant {Phalacrocorax melanoleucos} sunning, Australia

Tony Heald / Pied cormorant warming wings {Phalacrocorax varius} Northern Territory, Australia

Tui De Roy / Flightless Cormorant (Phalacrocorax harrisi) carrying Pencil-spined Sea Urchin (Eucidaris thouarsii) prey near Sally Lightfoot Crabs (Grapsus grapsus), Punta Albemarle, Isabela Island, Galapagos Islan...

Tui De Roy / Flightless Cormorant (Phalacrocorax harrisi) and Sally Lightfoot Crab (Grapsus grapsus) on coast, Punta Albemarle, Isabela Island, Galapagos Islands, Ecuador

Tui De Roy / Sally Lightfoot Crab (Grapsus grapsus) covered with salt water bubbles, Punta Cormorant, Floreana Island, Galapagos Islands, Ecuador

Tui De Roy / Sally Lightfoot Crab (Grapsus grapsus) covered with salt water bubbles, Punta Cormorant, Floreana Island, Galapagos Islands, Ecuador

Barry Bland / Pied cormorant (Phalacrocorax varius), Australia

Barry Bland / Pied cormorant (Phalacrocorax varius), Australia

GEORGETTE DOUWMA / Pied cormorant {Phalacrocorax varius} Shark Bay Western Australia

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) preening on intertidal rocks, Sandringham, Victoria, Australia.

Doug Gimesy / Australian pied cormorant (Phalacrocorax varius) standing on coastal rocks, Sandringham, Victoria, Australia.

Doug Gimesy / Australian pied cormorant (Phalacrocorax varius) standing on coastal rocks, Sandringham, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) standing on intertidal rocks, feeding on fish, Port Philip Bay shoreline, Sandringham, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) standing on intertidal rocks, feeding on fish prey, Port Philip Bay, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) perched on intertidal rocks covered with Intertidal tubeworms (Galeolaria caespitosa) and molluscs, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) in flight, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos), wings stretched to dry or warm wings in sun, standing on intertidal rocks covered with Intertidal tubeworms (Galeolaria caespitosa) and molluscs, Victo...

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos), wings stretched to dry or warm wings in sun, standing on intertidal rocks covered with Intertidal tubeworms (Galeolaria caespitosa) and molluscs, Victo...

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) standing on intertidal rocks covered with Intertidal tubeworms (Galeolaria caespitosa) and molluscs, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) on intertidal rocks covered with mollusc , seaweed and Intertidal tubeworms (Galeolaria caespitosa) encrusting exposed rock, Victoria, Australia.

Roland Seitre / Guanay cormorant (Phalacrocorax bougainvillii) coming in to land, Guanape Islands, La Libertad, Peru.

Roland Seitre / Pied Cormorant (Phalacrocorax varius), native to Australia

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) on nest during early morning. Middle Reedy Lake, Kerang, Victoria, Australia. November.

Doug Gimesy / Pied cormorant (Phalacrocorax varius) standing on intertidal rocks, sea in background. Port Philip Bay shoreline, Sandringham, Victoria, Australia.

Doug Gimesy / Pied cormorant (Phalacrocorax varius) standing on intertidal rocks, sea in background. Port Philip Bay shoreline, Sandringham, Victoria, Australia.

Doug Gimesy / Pied cormorant (Phalacrocorax varius) standing on intertidal rocks, sea in background. Port Philip Bay shoreline, Sandringham, Victoria, Australia.

Doug Gimesy / Pied cormorant (Phalacrocorax varius) standing on intertidal rocks, sea in background. Port Philip Bay shoreline, Sandringham, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) in flight. Sandringham, Victoria, Australia.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) perched on branch protruding out of water. Eden NSW, Australia. June

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) perched on branch protruding out of water. Eden NSW, Australia.

Tui De Roy / Wildlife on the coast of Cape Hammond including Galapagos flightless cormorant (Phalacrocorax harrisi), Sally lightfoot crab (Grapsus grapsus) and Marine iguana (Amblyrhynchus cristatus) Cape Hammond,...

Doug Gimesy / Little pied cormorants (Microcarbo melanoleucos) two standing either side of a Pied cormorant (Phalacrocorax varius) on coastal rocks, Ricketts Point, Beaumaris, Victoria, Australia. May.

Doug Gimesy / Little pied cormorant (Microcarbo melanoleucos) on rocks by the shore. Ricketts Point, Beaumaris, Victoria, Australia. May,

Ernie Janes / Cormorants, oystercatchers and gulls resting on the beach with wind farm turbines out at sea, Titchwell RSPB Nature Reserve, west Norfolk, UK. October 2018.