Little owl
Little owl mating couple
Pearl-spotted Owlet in nesting hole
Little owl chicks
Little owl chick
Little owl (athene noctua)
Short-toed snake eagle
Little owl (athene noctua) couple
Boreal owl
The Little Owl (Athene noctua)
Little owl, X-ray
Crested barbet inspecting cavity nest
Crested barbet leaving nest
Long-eared owl
Snowy owl head
Little owl perching on a branch, X-ray
Mourning dove nesting in roof gutter
Eurasian nuthatch arriving at nest hole in oak tree
Eurasian eagle-owl
Great blue herons
Vinous-breasted starling
Osprey and chick
Yellow-rumped caiques
コキンメフクロウ
Little owls perching on a branch
Atlantic puffin
Short-eared owl
Female marico sunbird building her nest
Bonelli's eagles, artwork
Nesting red-billed hornbill
Great grey owl
European eagle owl
Great grey owl head
Indian Scops-Owl (Otus bakkamoena)
Male juvenile European eagle owl
Black-headed gull nesting
Marabou stork
American robin nest
Ospreys nesting in a cactus
Short-toed Snake Eagle Circaetus gallicus
Common swifts
Close-up of a Young Little Owl - Athene noctua
Long-eared Owl
Powerful owl, Brisbane, Australia
Brown wood owl
Tawny owl camouflaged in tree
Juvenile long-eared owl
Snowy owl in flight
Spotted eagle owl skeleton
Barn owl
Northern gannet
Male yellowhammer
Barn owl, X-ray
Painted stork with nest material
Southern masked weaver nesting
Great blue heron in flight
Cattle egret in flight
European herring gull nesting
Sociable weaver colony
Spanish sparrows
Great crested grebe with material for nest-building
Lineated woodpecker nesting
Chinstrap penguin colony
Black-browed albatrosses with their young
Eider nesting
Eider eggs
Meadow pipits, 19th century artwork
Owl,Japan,Asia,
Snowy owl
Little Owl
Jungle owlet, India
Spotted eagle owl or African eagle owl
Northern gannet colony, Bass rock, Scotland
Sakalava weaver male
Black-legged kittiwakes
Northern gannet colony
Common cormorant breeding tree
Chinstrap penguins
Common tern
Australasian gannet colony
Young african barn owl
Milky eagle owl
White-faced owl
Ural owl perching on a tree branch
Ospreys nesting on a cactus
Bonelli's eagle chicks, India
Snowy owl adult female
Great grey owl, Strix nebulosa, with chick in nest
Juvenile Verreaux's eagle owl
Young grass snake
Owl standing on branch,
オオタカ
Long-eared Owls
Black-headed gull on its nest
Atlantic puffin at the entrance to a burrow
Chinstrap penguin
Caspian terns nesting, aerial view
Caspian terns nesting
Chinstrap penguins on nests
Ringed plovers eggs on beach
Ostrich with eggs
Southern giant petrel
Bengalese finch in a nest
Barn swallow and hatchlings
White storks
Tawny owl on a log at night
Burrowing owl
Tawny owl
Eagle owl
Common moorhens nesting
German wasps
Yellow-vented bulbul hatchlings in nest
Common house martin leaving nest
Tawny owl perched on a log at night
Young Little Owl wearing a pearls collar
Eurasian eagle owl
European owl chick
Black-and-white owl
Ferruginous pygmy owl
Snowy owl specimen
Barn owl in flight
Great cormorants nesting
White stork in flight
Greater striped swallows
Atlantic puffin carrying nesting materials
Gentoo penguins
Bank cormorants feeding their chicks
Bank cormorants
Little Owl - Athene noctua (50 days old)
Long-eared owl, X-ray
Great grey owl in flight
Long-eared owl in flight
Young long-eared owl feeding
エゾフクロウ
Little owl at a nesting site
Barn owl chick hatching out of eggshell
Long-eared owl,19th century artwork