Ashley Cooper / King penguin (Aptenodytes patagonicus) moulting from down to adult feathers at Gold harbour, South Georgia, Southern Ocean. February.

Ashley Cooper / Gentoo penguin (Pygoscelis papua) moulting at Hannah Point, Livingston Island, South Shetland Islands, Antarctica. Their guano is normally pink from the krill that they eat, the yellow and green guan...

Ashley Cooper / Memorial cricket match between Kinglake and Marysville on anniversary of catastrophic bush fire in which 173 people were killed. Victoria, Australia, February 2010.

Ashley Cooper / Burnt out forest at Marysville which was one of the worst affected communities of the catastrophic 2009 Australian Bush Fire. Victoria, Australia, USA, February.

Ashley Cooper / Kinglake, one of the communities worst affected by the catastrophic 2009 Australian Bush fires in the state of Victoria in which 173 people were killed. Victoria, Australia. February 2010.

Ashley Cooper / Burnt forest at Kinglake, one of the communities worst affected by the catastrophic 2009 Australian Bush Fires in the state of Victoria in which 173 people were killed. Victoria, Australia. February 2...

Ashley Cooper / Warning Sign in burnt forest near Kinglake, one of the communities worst affected by the catastrophic 2009 Australian Bush Fires in the state of Victoria in which 173 people were killed. Victoria, Au...

Ashley Cooper / Kinglake National Park sign by burnt forest near Kinglake, one of the communities worst affected by the catastrophic 2009 Australian bush fires in the state of Victoria in which 173 people were killed...

Ashley Cooper / Burnt forest near Kinglake, one of the communities worst affected by the catastrophic 2009 Australian Bush Fires in the state of Victoria in which 173 people were killed. Victoria, Australia. February...

Ashley Cooper / Fire restriction sign near Kinglake, one of the communities worst affected by the catastrophic 2009 Australian Bush Fires in the state of Victoria in which 173 people were killed. Victoria, Australia....

Ashley Cooper / Forest destroyed by bush fires in December 2009. near Michelago, New South Wales, Australia, February 2010.

Ashley Cooper / Forest destroyed by bush fires in December 2009. near Michelago, New South Wales, Australia, February 2010.

Ashley Cooper / Forest destroyed by bush fires in December 2009. near Michelago, New South Wales, Australia, February 2010.

Ashley Cooper / Roadside fire near Shepperton, Victoria, Australia, probably started by a motorist throwing a cigarette out of the window. This image was taken during the drought which 15 year drought which made bus...

Ashley Cooper / Roadside fire near Shepperton, Victoria, Australia, probably started by a motorist throwing a cigarette out of the window. This image was taken during the drought which 15 year drought which made bus...

Ashley Cooper / Rebuilding at Marysville which was one of the communities worst affected by the 2009 Australian Bush Fires during which 173 people. Victoria, USA, February 2010.

Ashley Cooper / Park Closed sign in the Snowy Mountains, closed due to bush fires, Australia. February 2010.

Ashley Cooper / Fire sign in Jindabyne, Snowy Mountains, Australia. February 2010.

Ashley Cooper / Extreme fire conditions in the Snowy Mountains, New South Wales, Australia. February 2010.

Ashley Cooper / CFA fire fighters tackling a roadside fire near Shepperton, Victoria, Australia, probably started by a motorist throwing a cigarette out of the window. This image was taken during the drought which 15...

Ashley Cooper / A roadside fire near Shepperton, Victoria, Australia, probably started by a motorist throwing a cigarette out of the window. This image was taken during the drought which 15 year drought which made bu...

Ashley Cooper / A roadside fire near Shepperton, Victoria, Australia, probably started by a motorist throwing a cigarette out of the window. This image was taken during the drought which 15 year drought which made bu...

Ashley Cooper / A roadside fire near Shepperton, Victoria, Australia, probably started by a motorist throwing a cigarette out of the window. This image was taken during the drought which 15 year drought which made bu...

Ashley Cooper / One year on from the catastrophic bush fires the residents of Marysville are still living in temporary accomodation after their houses were destroyed in one of the worst affected communities of the ca...

Doug Perrine / Lava emanating from Pu'u O'o on Kilauea Volcano, glows from holes burned through Leilani Avenue, Leilani Estates, near Pahoa, Puna, Hawaii. June 2018.

Doug Perrine / Northern elephant seal (Mirounga angustirostris) fur peels off a seal as it undergoes its annual moult, termed a catastrophic moult, because a layer of skin comes off with the fur and intense hormonal...

Doug Perrine / Northern elephant seal (Mirounga angustirostris) fur peels off a seal as it undergoes its annual moult, termed a catastrophic moult, because a layer of skin comes off with the fur and intense hormonal...

Doug Perrine / Northern elephant seal (Mirounga angustirostris) fur peels off a seal as it undergoes its annual moult, termed a catastrophic moult, because a layer of skin comes off with the fur and intense hormonal...

Chris Gomersall / Anti-inflammatory (NSAID) drug Diclofenac used in veterinary medicine, shown here being injected in to a calf, has been identified as the cause of the catastrophic decline in the population of wild vu...

Chris Gomersall / Preparation of anti-inflammatory (NSAID) drug Diclofenac used in veterinary medicine, shown here being injected in to a calf, has been identified as the cause of the catastrophic decline in the popula...

Chris Gomersall / Anti-inflammatory (NSAID) drug Diclofenac used in veterinary medicine, shown here with some of its aliases, has been identified as the cause of the catastrophic decline in the population of wild vultu...

Steven David Miller / Cane Toad {Bufo marinus} sitting on palm frond, Cairns, Queensland, Australia - introduced to Australia to control Cane beetle, the results have been catastrophic for native animals that eat the pois...

Paul D Stewart / Portrait of George Cuvier, naturalist, comparative anatomist and palaeontologist (23 August 1769 - 13 May 1832). Portrait engraving by James Thompson, issued by Mackenzie Glasgow around 1833 with late...