Yukihiro Fukuda / Red footed booby (Sula sula) incubating egg on nest in tree, Christmas Island, Indian Ocean, July
01405087
Yukihiro Fukuda / Lesser frigatebird (Fregata ariel) parent arriving back to chick at nest, Christmas Island, Indian Ocean, July
01405080
Yukihiro Fukuda / Masked booby (Sula dactylatra) pair on beach, one calling, Christmas Island, Indian Ocean, July
01405166
Yukihiro Fukuda / Lesser frigatebirds (Fregata ariel) brooding on nests on top of shrub, Christmas Island, Indian Ocean, July
01405156
Yukihiro Fukuda / Solitary exposed unidentified egg on beach, Christmas Island, Indian Ocean, July
01405113
Yukihiro Fukuda / Red footed booby (Sula sula) chick at nest in tree, covered in white feathers as protection against heat of sun, Christmas Island, Indian Ocean, July
01405165
Yukihiro Fukuda / Lesser frigatebird (Fregata ariel) adult with chick in tree top nest, Christmas Island, Indian Ocean, July
01405104
Yukihiro Fukuda / Red footed booby (Sula sula) chick in tree nest, chick is covered with white feathers to protect against heat of sun, Christmas Island, Indian Ocean, July
01405098
Yukihiro Fukuda / Lesser frigatebird (Fregata ariel) female and chick at nest on top of shrub near beach, Christmas Island, Indian Ocean, July
01405176
Yukihiro Fukuda / Sooty tern (Onychoprion fuscatus) in flight, Christmas Island, Indian Ocean, July
01405160
Yukihiro Fukuda / Sooty terns (Onychoprion fuscatus) chicks have left nests to start learning how to fly on beach, Christmas Island, Indian Ocean, July
01405103
Yukihiro Fukuda / Red footed booby (Sula sula) parent with chick in tree nest, chick is covered with white feathers to protect against heat of sun, Christmas Island, Indian Ocean, July
01405125
Yukihiro Fukuda / White terns (Gygis alba) flying overhead, Christmas Island, Indian Ocean, July
01405110
Yukihiro Fukuda / Red footed booby (Sula sula) parent with chick in tree nest, chicks covered in white feathers to protect against heat of sun, Christmas Island, Indian Ocean, July
01405088
Yukihiro Fukuda / Lesser frigatebird (Fregata ariel) chicks are covered with white feathers to protect themselves from the heat of the sun, Christmas Island, Indian Ocean, July
01405168
Yukihiro Fukuda / Lesser frigatebird (Fregata ariel) chick at nest, covered in white feathers as protection against heat of sun, Christmas Island, Indian Ocean, July
01405101
Yukihiro Fukuda / Red footed booby (Sula sula) brooding egg on nest in tree by beach, Christmas Island, Indian Ocean, July
01405164
Yukihiro Fukuda / Masked booby (Sula dactylatra) both parents take turns to brood eggs on ground nest, Christmas Island, Indian Ocean, July
01405162
Yukihiro Fukuda / Masked booby (Sula dactylatra) returning to brood solitary egg on ground nest, Christmas Island, Indian Ocean, July
01405100
Yukihiro Fukuda / Lesser frigatebird (Fregata ariel) female sheltering chick from harsh sunlight, shading with wing, in nest on top of shrub near beach, Christmas Island, Indian Ocean, July
01405172
Yukihiro Fukuda / White tern (Gygis alba) flying back to nest in the woods on Christmas Island, Indian Ocean, July
01405111
Yukihiro Fukuda / Lesser frigatebird (Fregata ariel) parent coming into land at nest with waiting chick, Christmas Island, Indian Ocean, July
01405170
Yukihiro Fukuda / White capped / Black noddies (Anous minutus) and Brown noddies (Anous stolidus) resting in a tree, Christmas Island, Indian Ocean, July
01405155
Yukihiro Fukuda / Looking out across sea from Christmas Island, July 2008
01405127
Yukihiro Fukuda / White terns (Gygis alba) pair flying over shoreline of Christmas Island, Indian Ocean, July
01405171
Yukihiro Fukuda / White terns (Gygis alba) returning to nests in woodland, Christmas Island, Indian Ocean, July
01405163
Yukihiro Fukuda / Masked booby (Sula dactylatra) both parents take turns to brood solitary egg on ground nest, Christmas Island, Indian Ocean, July
01405152
Yukihiro Fukuda / Scrubland ideal for bird nesting along shore of Christmas Island, July 2008
01405465
David Pattyn / Red foxes (Vulpes vulpes) two fighting, probably over territory, The Netherlands, August
01405463
David Pattyn / Red foxes (Vulpes vulpes) two fighting, probably over territory, The Netherlands, August
01403168
Alan Williams / Song Thrush (Turdus philomelos) singing in tree in breeding territory, Wirral Merseyside UK May
01403180
Alan Williams / Yellowhammer (Emberiza citrinella) male singing at top of hedge in breeding territory, on farmland Cheshire UK May
01403179
Alan Williams / Yellowhammer (Emberiza citrinella) male singing at top of hedge in breeding territory, on farmland Cheshire UK May
01403123
Roger Powell / Stonechat (Saxicola torquatus) male singing over nesting territory from a branch, Guerreiro, Castro Verde, Alentejo, Portugal, April
01403115
Roger Powell / Collared Pratincole (Glareola pratincola) male claiming nesting territory in a flower meadow, Guerreiro, Castro Verde, Alentejo, Portugal, April
01403110
Roger Powell / Two Cattle egrets (Bubulcus ibis) fighting over spatial nesting territory in the colony, Guerreiro, Castro Verde, Alentejo, Portugal, May
01402150
Tui De Roy / Galapagos lava lizard (Microlophus albermarlensis / delanonis) male guarding territory. Galapagos Islands, Ecuador, November.
01399261
Tui De Roy / Galapagos sea lions (Zalophus wollebaeki) on volcanic rocks, disputing territory. Endangered. Galapagos Islands, Ecuador, June.
01401575
Roger Powell / Greater black backed gull (Larus marinus) on guard over nesting territory, Great Saltee Island, Wexford, Republic of Ireland, June
01401582
Roger Powell / Herring gull (Larus argentatus) calling against intruders and defending its nesting territory, East Dunmore, Waterford, Republic of Ireland, June
01380410
Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) fighting a Long legged ant (Aphaenogaster cockerelli), over territory Arizona, USA
01380409
Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) (middle) fighting a different species of ant (Aphaenogaster sp), over territory Arizona, USA
01380408
Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) (middle) fighting a different species of ant (Aphaenogaster sp), over territory Arizona, USA
01380407
Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) (middle) fighting a different species of ant (Aphaenogaster sp) over territory
01380413
Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) fighting a different species of ant (Aphaenogaster cockerelli), over territory Arizona, USA
01380411
Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) fighting two ants of different species (Aphaenogaster cockerelli), over territory Arizona, USA
01398549
Paul Williams / Giant otter (Pteronura brasiliensis) intimidates Yacare caiman (Caiman yacare) who is intruding on the otters territory, specifically latrine, Pantanal, Pocone, Brazil
01399956
Mike Potts / Saltwater Crocodile (Crocodylus porosus) being fed for tourists, just outside Kakadu National Park, Northern Territory, Australia, July 2007
01399955
Mike Potts / Saltwater Crocodile (Crocodylus porosus), swimming, Kakadu National Park, Northern Territory, Australia
01399954
Mike Potts / Saltwater Crocodile (Crocodylus porosus), swimming Kakadu National Park, Northern Territory, Australia
01399953
Mike Potts / Saltwater Crocodile (Crocodylus porosus) swimming, at surface, Kakadu National Park, Northern Territory, Australia
01399952
Mike Potts / Saltwater Crocodile (Crocodylus porosus) Kakadu National Park. Northern Territory. Australia.
01399951
Mike Potts / Saltwater Crocodile (Crocodylus porosus) in shallow water, Kakadu National Park. Northern Territory. Australia.
01399950
Mike Potts / Saltwater Crocodile (Crocodylus porosus) in shallow water, Kakadu National Park, Northern Territory, Australia.
01399949
Mike Potts / Saltwater Crocodile (Crocodylus porosus) Kakadu National Park, Northern Territory, Australia
01399948
Mike Potts / Saltwater Crocodile (Crocodylus porosus) on bank, Kakadu National Park, Northern Territory, Australia.
01399947
Mike Potts / Saltwater Crocodile (Crocodylus porosus) Kakadu National Park, Northern Territory, Australia, July
01399946
Mike Potts / Saltwater Crocodile (Crocodylus porosus) on bank Kakadu National Park, Northern Territory, Australia
01399945
Mike Potts / Kakadu National Park. Northern Territory. Australia.
01399944
Mike Potts / Saltwater Crocodile (Crocodylus porosus) Kakadu National Park. Northern Territory. Australia.
01399943
Mike Potts / Saltwater Crocodile (Crocodylus porosus), entering water, Kakadu National Park, Northern Territory. Australia.
01399942
Mike Potts / Saltwater Crocodile (Crocodylus porosus) going into water, Kakadu National Park, Northern Territory, Australia, July
01399941
Mike Potts / Saltwater Crocodile (Crocodylus porosus) in water Kakadu National Park. Northern Territory. Australia. July
01399940
Mike Potts / Saltwater Crocodile (Crocodylus porosus) Kakadu National Park, Northern Territory, Australia, July
01398294
Alan Williams / Black-tailed Godwits (Limosa limosa) fighting over feeding territory in summer plumage Lancashire, UK, April
01398290
Alan Williams / Black-tailed Godwits (Limosa limosa) fighting over feeding territory in summer plumage, Lancashire, UK, April
01398289
Alan Williams / Black-tailed Godwits (Limosa limosa) fighting over feeding territory in summer plumage, Lancashire, UK, April
01398288
Alan Williams / Black-tailed Godwits (Limosa limosa) fighting over feeding territory in summer plumage, Lancashire, UK, April
01398287
Alan Williams / Avocets (Recurvirostra avosetta) fighting over territory, Lancashire, UK, April
01396907
Andy Rouse / Sunrise over wetlands of Bamarru Plains, North West Territories, Australia, May 2009
01396906
Andy Rouse / Sunrise over wetlands of Bamarru Plains, North West Territories, Australia, May 2009
01396905
Andy Rouse / Tourist air boat safari in Bamarru Plains, North West Territories, Australia, April 2007
01396900
Andy Rouse / Aboriginal cave art being explained by guide Arnhemland, North West Territories, Australia, May 2009
01396899
Andy Rouse / Aboriginal cave art being explained by guide Arnhemland, North West Territories, Australia, May 2009
01396898
Andy Rouse / Aboriginal cave art, Arnhemland, North West Territories, Australia, May 2009
01396897
Andy Rouse / View across Aboriginal lands, Arnhemland, North Western Territories, Australia, May 2009
01396896
Andy Rouse / Aboriginal art, Arnhemland, North Western Territories, Australia
01396893
Andy Rouse / Cross section of Lily seed head, Bamarru Plains, North West Territories, Australia
01396892
Andy Rouse / Tourist air boat safari in Bamarru Plains, North West Territories, Australia, May 2009
01396889
Andy Rouse / Wetland habitat of Bamarru Plains, North West Territories, Australia
01396886
Andy Rouse / Wetland habitat of Bamarru Plains, North West Territories, Australia, April 2007
01396885
Andy Rouse / Wetland habitat of Bamarru Plains, North West Territories, Australia, April 2007
01396884
Andy Rouse / Wetland habitat with water lilies, Bamarru Plains, North West Territories, Australia, April 2007
01396875
Andy Rouse / RF- Agile wallabies (Macropus agilis) sparring and fighting. Bumarru Plains, Northern Territories, Australia. (This image may be licensed either as rights managed or royalty free.)
01396867
Andy Rouse / RF- Agile wallaby (Macropus agilis) female with joey in pouch. Bumarru Plains, Northern Territories, Australia. (This image may be licensed either as rights managed or royalty free.)
01396863
Andy Rouse / Wetland habitat, Bamarru Plains, North West Territories, Australia, April 2007
00486551
Martin Willis / Carpet Python (Morelia spilota variegata) in tree, Northern Territory, Australia
00486550
Martin Willis / Carpet Python (Morelia spilota variegata) in tree, Northern Territory, Australia
01396476
Steven David Miller / Male Forest kingfisher / Blue kingfisher / Macleay kingfisher (Todiramphus macleayii), Mary River, Northern Territory, Australia, June
00479840
Mark Moffett / Green Tree Ant (Oecophylla smaragdina) crushed by Aboriginal to breathe fumes which aid in clearing up nasal congestion, Northern Territory, Australia
00479834
Mark Moffett / Green Tree Ant (Oecophylla smaragdina) trio from two different colonies fighting over territory, Daintree, Queensland, Australia
00479833
Mark Moffett / Green Tree Ant (Oecophylla smaragdina) pair from two different colonies fighting over territory, Daintree, Queensland, Australia
01392907
Rod Williams / Pig nosed / Fly river turtle (Carettochelys insculpta) head portrait showing snout, Southern New Guinea, Northern Territory of Australia, vulnerable species. Captive.
01387353
Roland Seitre / Australian False Vampire Bat / Ghost Bat (Macroderma gigas) roosting. Captive. Desert Park, Alice Springs, New Territories.
01387352
Roland Seitre / Plains Rat (Pseudomys australis). Captive. Desert Park, Alice Springs, Northern Territory.
01387351
Roland Seitre / Plains Rats (Pseudomys australis). Captive. Desert Park, Alice Springs, Northern Territory.
