Photo Credits

Island fox Urocyon littoralis US National Park Service

Wood thrush Hylocichla mustelina Patuxent Research Refuge, Maryland USA. Murray Efford

Steller's sea lions Eumetopias jubatus Prince William Sound, Alaska. Murray Efford

Rata-rimu forest, Orongorongo Valley, New Zealand. Murray Efford

Weka Gallirallus australis Ulva Island, New Zealand. Murray Efford

Red-eyed vireo Vireo olivaceus Patuxent Research Refuge, Maryland USA. Murray Efford

Damselfly Austrolestes colensonis Dunedin, New Zealand. Murray Efford

Jewelled gecko Naultinus gemmeus Banks Peninsula, New Zealand. Marieke Lettink

Marlborough green gecko Naultinus manukanus Marieke Lettink

Snow leopard Uncia uncia Snow Leopard Network, Nature Conservation Foundation (Rishi Sharma)

Polar bear Ursus maritimus Angie Nash

University of Otago DENSITY: software for spatially explicit capture-recapture