Tim Fitzharris / Nubian Ibex (Capra nubiana) male, Singapore Zoo, Singapore

Ingo Arndt / Oriental Whip Snake (Ahaetulla prasina) eating lizard, Singapore

Tim Fitzharris / Long-tailed Sylph (Aglaiocercus kingi) feeding on flower nectar, Jurong Bird Park, Singapore

Tim Fitzharris / Shoebill (Balaeniceps rex), Jurong Bird Park, Singapore

Tim Fitzharris / Pink-necked Green-Pigeon (Treron vernans) pair, Jurong Bird Park, Singapore

Tim Fitzharris / Rhinoceros Iguana (Cyclura cornuta) basking, Singapore Zoo, Singapore

Tim Fitzharris / Rainbow Lorikeet (Trichoglossus haematodus), Jurong Bird Park, Singapore

Tim Fitzharris / Pied Imperial-Pigeon (Ducula bicolor), Jurong Bird Park, Singapore

Tim Fitzharris / Nicobar Pigeon (Caloenas nicobarica), Jurong Bird Park, Singapore

Tim Fitzharris / Mandarin Duck (Aix galericulata) male and female, Jurong Bird Park, Singapore

Tim Fitzharris / Mandarin Duck (Aix galericulata) males competing over female, Jurong Bird Park, Singapore

Tim Fitzharris / Turtle (Geoemydidae) breathing at surface, Jurong Bird Park, Singapore

Tim Fitzharris / Black-capped Lory (Lorius lory), Jurong Bird Park, Singapore

Tim Fitzharris / Rose-ringed Parakeet (Psittacula krameri), Jurong Bird Park, Singapore

Tim Fitzharris / Water Lily (Nymphaeaceae) flower and dragonfly, Singapore Zoo, Singapore

Tim Fitzharris / Eclectus Parrot (Eclectus roratus) male, Jurong Bird Park, Singapore

Tim Fitzharris / Southern Cassowary (Casuarius casuarius), Jurong Bird Park, Singapore

Thomas Marent / Siamang (Symphalangus syndactylus) hanging in tree, Singapore Zoo, Singapore

Thomas Marent / Siamang (Symphalangus syndactylus) hanging in tree, Singapore Zoo, Singapore

Thomas Marent / Tiger (Panthera tigris), white morph, captive animal yawning, Singapore

Thomas Marent / Tiger (Panthera tigris), white morph, captive animal, Singapore

Thomas Marent / Tiger (Panthera tigris), white morph, captive animal, Singapore

Mark Moffett / Ant (Proatta butteli) workers attacking wasp, Singapore

Mark Moffett / Antler Jawed Ant (Myrmoteras barbouri) with mandibles spread, Singapore

Mark Moffett / Rattan Palm (Calamus rotang) probed by entomologist Paddy Murphy to find ants that protect the plant, Singapore

Ingo Arndt / Grey Heron (Ardea cinerea), Singapore

Tim Fitzharris / Yellow-billed Stork (Mycteria ibis), Jurong Bird Park, Singapore

Tim Fitzharris / Pink-necked Green-Pigeon (Treron vernans) pair, Jurong Bird Park, Singapore

Tim Fitzharris / Mandarin Duck (Aix galericulata) male, Jurong Bird Park, Singapore

Tim Fitzharris / Mandarin Duck (Aix galericulata) male preening, Jurong Bird Park, Singapore

Tim Fitzharris / Rose-ringed Parakeet (Psittacula krameri) feeding, Jurong Bird Park, Singapore

Tim Fitzharris / Hoolock Gibbon (Hylobates hoolock), Singapore Zoo, Singapore

Tim Fitzharris / Hamadryas Baboon (Papio hamadryas) male and females, Singapore Zoo, Singapore

Tim Fitzharris / Japanese Spider Crab (Macrocheira kaempferi) in aquarium, Singapore

Tim Fitzharris / Hamadryas Baboon (Papio hamadryas) male, Singapore Zoo, Singapore

Tim Fitzharris / Eclectus Parrot (Eclectus roratus) male, Jurong Bird Park, Singapore

Tim Fitzharris / Southern Cassowary (Casuarius casuarius), Jurong Bird Park, Singapore

Tim Fitzharris / Greater Flamingo (Phoenicopterus ruber), Jurong Bird Park, Singapore

Tim Fitzharris / Greater Flamingo (Phoenicopterus ruber), Jurong Bird Park, Singapore