Charlie Summers / Red-billed hornbill (Tockus erythrorhynchus) feeding its mate who is sealed in its nest in the tree. This nest had a front door and a back door, one door is where the male is feeding the female and an...
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Eric Baccega / Traditional front door on Ouessant Island, Ile bretonne, Bretagne, France, June 2005
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Stephen Dalton / Front door, entrance to house, with standard flowering tree in pot, England, UK
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Mark Moffett / Door-maker Ant (Stenamma alas) using mud ball to close entrance to nest, Rio Toachi, Ecuador. Sequence 3 of 3
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Mark Moffett / Door-maker Ant (Stenamma alas) closing nest entrance with mud ball used as a door nearby, Rio Toachi, Ecuador. Sequence 2 of 3
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Mark Moffett / Door-maker Ant (Stenamma alas) at nest entrance with mud ball used as a door nearby, Rio Toachi, Ecuador
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Mark Raycroft / Bernese Mountain Dog (Canis familiaris) sitting at front door
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Mark Raycroft / Great Dane (Canis familiaris) with mantle coloration sitting by front door
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Mark Raycroft / Golden Retriever (Canis familiaris) puppy laying in front of barn door
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Mark Raycroft / English Bulldog (Canis familiaris) three adults looking out of screen door
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Mark Raycroft / English Bulldog (Canis familiaris) three adults looking out of screen door
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Mark Raycroft / English Bulldog (Canis familiaris) adult portrait inside barn door
