Doug Perrine / Bioluminescence from glowing plankton in sea tide line on beach, with stars above and ship lights on horizon, Vaadhoo Island, Raa Atoll, Maldives, Indian Ocean, October 2010

Doug Perrine / Bryde's whale {Balaenoptera brydei / edeni} with throat pleats expanded after feeding on baitball of Sardines {Sardinops sagax} off Baja California, Mexico, Eastern Pacific Ocean. Veolia Environnement...

Doug Gimesy / Little blue penguin (Eudyptula minor), two standing on rocks at night, silhouetted against Melbourne city lights. St Kilda breakwater, Victoria, Australia. December 2016. COP26 Countdown Photo Competi...

Doug Gimesy / Little penguin (Eudyptula minor) on rocks of St Kilda breakwater, Melbourne city lights in background. Victoria, Australia. January 2017.

Doug Perrine / Dugong or Sea cow (Dugong dugon) split level view, Calauit Island, off Busuanga, Calamian Islands, Palawan, Philippines.

Doug Perrine / Pacific leatherback sea turtle (Dermochelys coriacea) a critically endangered species, Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean

Doug Gimesy / Platypus (Ornithorhynchus anatinus), released onto a log in Little Yarra River, Yarra junction, Victoria, Australia. Photographed under controlled conditions. April 2018.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) in early morning light on Lake Elizabeth, Great Otway National Park, near Forrest, Victoria, Australia, July 2017.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) just released onto a log in Little Yarra River, Yarra Junction, Victoria, Australia. April 2018. Controlled conditions.

Doug Perrine / Female scalloped hammerhead shark, Sphyrna lewini, off Keauhou, South Kona, Big Island, Hawaii, USA ( Central Pacific Ocean )

Doug Perrine / Female scalloped hammerhead shark, (Sphyrna lewini) off Keauhou, South Kona, Big Island, Hawaii, Central Pacific Ocean

Doug Wechsler / Yellow-plumed parakeets (Leptosittaca branickii) at nest cavity in wax palm stump, Tapichalaca Biological Reserve, Ecuador.