1349 results for: tree hole

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Hohburg tunnel in Friedewald near Moritzburg, Saxony, Germany

BRK26C60_161

Hohburg tunnel in Friedewald near Moritzburg, Saxo...

A body of water surrounded by willows (Salix viminalis), formed by dead ice, Othenstorf,

BRK26C67_405

A body of water surrounded by willows (Salix vimin...

Impressive sunset over the African savanna, silhouette of the horizon with trees in front of the

BRK26C56_462

Impressive sunset over the African savanna, silhou...

Great Spotted Woodpecker (Dendrocopos major) juvenile peering out from nest hole in tree, North

BRK26C62_433

Great Spotted Woodpecker (Dendrocopos major) juven...

American Tree Sparrow, Spizella arborea, bathing in a backyard pond in Saskatoon, Saskatchewan,

BRK26C79_031

American Tree Sparrow, Spizella arborea, bathing i...

Operation at the nest box entrance

BRK26C58_423

Operation at the nest box entrance

Little Owl, Athene noctua, in the nesting tree hole in the forest, central Europe. Portrait of

BRK26C65_227

Little Owl, Athene noctua, in the nesting tree hol...

Eurasian blue tit (Cyanistes caeruleus) flying away from a bird house, Bavaria, Germany

BRK26C76_139

Eurasian blue tit (Cyanistes caeruleus) flying awa...

Smoky-brown Woodpeckerl, Leuconotopicus fumigatus sitting on branch with nesting hole, brown and

BRK26C96_250

Smoky-brown Woodpeckerl, Leuconotopicus fumigatus ...

Eurasian Tree Sparrow (Passer montanus) figthting at a waterhole, Aosta Valley, Italy

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Eurasian Tree Sparrow (Passer montanus) figthting ...

Impressive sunset over the African savanna, silhouette of the horizon with trees in front of the

BRK26C46_400

Impressive sunset over the African savanna, silhou...

Silver birch tree (Betula pendula) close up of a hole in the bark that looks like an eye, England,

BRK26C36_064

Silver birch tree (Betula pendula) close up of a h...

Silver birch tree (Betula pendula) close up of a hole in the bark of the trunk thats looks like an

BRK26C35_243

Silver birch tree (Betula pendula) close up of a h...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26C52_018

Mopanetoko (Tockus rufirostris), Southern Red-bill...

A starling (Sturnus vulgaris) looks away from its breeding den in a natural hollow on the trunk of

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A starling (Sturnus vulgaris) looks away from its ...

A starling (Sturnus vulgaris) sits in front of its breeding den natural den away from a tree trunk

BRK26C04_430

A starling (Sturnus vulgaris) sits in front of its...

Eurasian blue tit (Cyanistes caeruleus) coming out of a bird house, Bavaria, Germany

BRK26C41_484

Eurasian blue tit (Cyanistes caeruleus) coming out...

Raccoon (Procyon lotor), young animal looking out of a tree hollow, North Rhine-Westphalia, Germany

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Raccoon (Procyon lotor), young animal looking out ...

Eurasian blue tit (Cyanistes caeruleus) flying away from a bird house, Bavaria, Germany

BRK26C41_483

Eurasian blue tit (Cyanistes caeruleus) flying awa...

Silver birch tree (Betula pendula) close up of a hole in the bark of the trunk thats looks like an

BRK26B76_055

Silver birch tree (Betula pendula) close up of a h...

Eurasian blue tit (Cyanistes caeruleus) coming out of a bird house, Bavaria, Germany

BRK26B89_443

Eurasian blue tit (Cyanistes caeruleus) coming out...

Eurasian blue tit (Cyanistes caeruleus) flying away from a bird house, Bavaria, Germany

BRK26B89_444

Eurasian blue tit (Cyanistes caeruleus) flying awa...

Impressive sunset over the African savanna, silhouette of the horizon with trees in front of the

BRK26B99_390

Impressive sunset over the African savanna, silhou...

Eurasian blue tit (Cyanistes caeruleus) coming out of a bird house, Bavaria, Germany

BRK26B89_446

Eurasian blue tit (Cyanistes caeruleus) coming out...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, pair, on tree, at breeding

BRK26B44_293

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Buffalo herd at the water surrounded by trees, a living natural environment, water buffalo (Bubalus

BRK26B33_241

Buffalo herd at the water surrounded by trees, a l...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26B44_298

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26B44_299

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Tree sparrow (Passer montanus), adult bird sitting at entrance hole of bird nesting box with food

BRK26B13_472

Tree sparrow (Passer montanus), adult bird sitting...

Three buffaloes drinking at the river bank surrounded by trees, harmonious natural scene, water

BRK26B33_267

Three buffaloes drinking at the river bank surroun...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, pair, on tree, at breeding

BRK26B44_294

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26B44_300

Mopanetoko (Tockus rufirostris), Southern Red-bill...

An elephant bathes in a muddy waterhole, surrounded by vegetation, the sun shines through, Sri

BRK26B33_237

An elephant bathes in a muddy waterhole, surrounde...

Buffaloes resting by the water, surrounded by green trees, a peaceful nature scene, water buffaloes

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Buffaloes resting by the water, surrounded by gree...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26B44_295

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, pair, on tree, at breeding

BRK26B44_296

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Buffalo with calf at the water in the wilderness, accompanied by dense trees, water buffalo

BRK26B33_258

Buffalo with calf at the water in the wilderness, ...

An elephant stands alone at the edge of a waterhole, surrounded by lush trees and bushes under a

BRK26B33_270

An elephant stands alone at the edge of a waterhol...

Four deer drinking at the edge of a small body of water near the tree line, Axis deer (Chital) at a

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Four deer drinking at the edge of a small body of ...

Several colourful birds gather around a waterhole in a dry, earthy area with branches, Band-tailed

BRK26B33_238

Several colourful birds gather around a waterhole ...

At the waterhole... Pine Crossbill (Loxia pytyopsittacus), a flock of rare Pine Crossbills have

BRK26B45_040

At the waterhole... Pine Crossbill (Loxia pytyopsi...

Silver birch tree (Betula pendula) close up of a hole in the bark that looks like an eye, England,

BRK26B08_281

Silver birch tree (Betula pendula) close up of a h...

Securing itself in front of the breeding den... Wryneck (Jynx torquilla), rare native, rather

BRK26B45_024

Securing itself in front of the breeding den... Wr...

Eurasian blue tit (Cyanistes caeruleus) flying away from a bird house, Bavaria, Germany

BRK26B22_336

Eurasian blue tit (Cyanistes caeruleus) flying awa...

A young pine marten (Martes martes) looks curiously out of a tree hollow, animal children, cute,

BRK26B26_451

A young pine marten (Martes martes) looks curiousl...

In the sunshine... Black woodpecker (Dryocopus martius) under the canopy of beech trees, adult

BRK26B45_020

In the sunshine... Black woodpecker (Dryocopus mar...

Eurasian blue tit (Cyanistes caeruleus) coming out of a bird house, Bavaria, Germany

BRK26B22_338

Eurasian blue tit (Cyanistes caeruleus) coming out...

Impressive sunset over the African savanna, silhouette of the horizon with trees in front of the

BRK26B36_192

Impressive sunset over the African savanna, silhou...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26A93_359

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26A93_360

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26A93_358

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Mopanetoko (Tockus rufirostris), Southern Red-billed Hornbill, adult, on tree, alert, at breeding

BRK26A93_361

Mopanetoko (Tockus rufirostris), Southern Red-bill...

Close-up of the branch of a beech (Fagus sylvatica) with autumnal yellow-orange leaves shining in

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Close-up of the branch of a beech (Fagus sylvatica...

Natural habitat... Little owl (Athene noctua), owl, small owl, adult bird, sits in the entrance of

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Natural habitat... Little owl (Athene noctua), owl...

In the dark forest... Great spotted woodpecker (Dendrocopos major) at the breeding cavity in a

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In the dark forest... Great spotted woodpecker (De...

Widely developed... Black woodpecker (Dryocopus martius), young male black woodpecker stretches his

BRK26A95_132

Widely developed... Black woodpecker (Dryocopus ma...

Black woodpecker (Dryocopus martius), adult male at his breeding den in an old beech tree in front

BRK26A95_137

Black woodpecker (Dryocopus martius), adult male a...

Teutoburg Forest, Lower Saxony, Germany, Green woodpecker (Picus viridis) with red head examining a

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Teutoburg Forest, Lower Saxony, Germany, Green woo...

Black woodpecker (Dryocopus martius), adult male, at his breeding den in an old beech tree feeding

BRK26A95_138

Black woodpecker (Dryocopus martius), adult male, ...

Delusions of grandeur... Middle spotted woodpecker (Leiopicus medius) sitting on an old beech tree,

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Delusions of grandeur... Middle spotted woodpecker...

Doesn't fit... Middle spotted woodpecker (Leiopicus medius) sitting on an old beech tree,

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Doesn't fit... Middle spotted woodpecker (Leiopicu...

A young pine marten (Martes martes) looks curiously out of a tree hollow, animal children, cute,

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A young pine marten (Martes martes) looks curiousl...

More appearance than reality... Middle Spotted Woodpecker (Leiopicus medius) at an old beech tree,

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More appearance than reality... Middle Spotted Woo...

Ants in the feathers... Black woodpecker (Dryocopus martius), adult male, returning to his breeding

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Ants in the feathers... Black woodpecker (Dryocopu...

Teutoburg Forest, Lower Saxony, Germany, Green woodpecker (Picus viridis) with red head looks out

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Teutoburg Forest, Lower Saxony, Germany, Green woo...

Two young little owls (Athene noctua) sitting snuggled together in the entrance of an artificial

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Two young little owls (Athene noctua) sitting snug...

Delusions of grandeur... Middle spotted woodpecker (Leiopicus medius) sitting on an old beech tree,

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Delusions of grandeur... Middle spotted woodpecker...

Ants in the feathers... Black woodpecker (Dryocopus martius), adult male, returning to his breeding

BRK26A95_126

Ants in the feathers... Black woodpecker (Dryocopu...

In the sunshine... Black woodpecker (Dryocopus martius) under the canopy of beech trees, adult

BRK26A95_476

In the sunshine... Black woodpecker (Dryocopus mar...

Black woodpecker (Dryocopus martius), adult male, at his breeding den in an old beech tree feeding

BRK26A95_477

Black woodpecker (Dryocopus martius), adult male, ...

Circular breeding cavity... Great spotted woodpecker (Dendrocopos major), young woodpecker looks

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Circular breeding cavity... Great spotted woodpeck...

Starling (Sturnus vulgaris) at the entrance to its breeding den on a tree trunk Alder (Alnus

BRK26A69_255

Starling (Sturnus vulgaris) at the entrance to its...

Widely developed... Black woodpecker (Dryocopus martius), young male black woodpecker stretches his

BRK26A95_127

Widely developed... Black woodpecker (Dryocopus ma...

Black woodpecker (Dryocopus martius), adult male, at his breeding den in an old beech tree feeding

BRK26A95_139

Black woodpecker (Dryocopus martius), adult male, ...

In its tree hollow... Tawny owl (Strix aluco), nocturnal owl, sits during the day in a natural

BRK26A97_295

In its tree hollow... Tawny owl (Strix aluco), noc...

Delusions of grandeur... Middle spotted woodpecker (Leiopicus medius) on the trunk of an old copper

BRK26A95_122

Delusions of grandeur... Middle spotted woodpecker...

Looking back... Black woodpecker (Dryocopus martius), adult male at his breeding den in an old

BRK26A95_135

Looking back... Black woodpecker (Dryocopus martiu...

In the sunshine... Black woodpecker (Dryocopus martius) under the canopy of beech trees, adult

BRK26A95_136

In the sunshine... Black woodpecker (Dryocopus mar...

Black woodpecker (Dryocopus martius), adult male, at his breeding den in an old beech tree,

BRK26A95_164

Black woodpecker (Dryocopus martius), adult male, ...

Teutoburg Forest, Lower Saxony, Germany, Green woodpecker (Picus viridis) with red head climbing on

BRK26A67_255

Teutoburg Forest, Lower Saxony, Germany, Green woo...

Who's looking... Tawny owl (Strix aluco), native, generally known owl looks out of its natural

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Who's looking... Tawny owl (Strix aluco), native, ...

Double-decker... Black woodpecker (Dryocopus martius), juvenile, young black woodpeckers, male

BRK26A95_129

Double-decker... Black woodpecker (Dryocopus marti...

Black woodpecker (Dryocopus martius), adult male, at his breeding cavity in an old beech tree in

BRK26A95_131

Black woodpecker (Dryocopus martius), adult male, ...

Young owl in its tree cavity... Little owl (Athene noctua), young owl, young owl at its natural

BRK26A97_280

Young owl in its tree cavity... Little owl (Athene...

Eurasian blue tit (Cyanistes caeruleus) coming out of a bird house, Bavaria, Germany

BRK26A57_039

Eurasian blue tit (Cyanistes caeruleus) coming out...

Ants in the feathers... Black woodpecker (Dryocopus martius), adult male, returning to his breeding

BRK26A95_125

Ants in the feathers... Black woodpecker (Dryocopu...

Black woodpecker (Dryocopus martius), adult male in flight, leaves its breeding cavity in an old

BRK26A95_133

Black woodpecker (Dryocopus martius), adult male i...

Vigilant... Green woodpecker (Picus viridis) at the breeding cavity in an old wild cherry tree,

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Vigilant... Green woodpecker (Picus viridis) at th...

Eurasian blue tit (Cyanistes caeruleus) flying away from a bird house, Bavaria, Germany

BRK26A57_037

Eurasian blue tit (Cyanistes caeruleus) flying awa...

Black woodpecker (Dryocopus martius), adult male, at his breeding cavity in an old beech tree,

BRK26A95_141

Black woodpecker (Dryocopus martius), adult male, ...

At the entrance to its breeding den... Wryneck (Jynx torquilla), rare woodpecker species, at a

BRK26A95_348

At the entrance to its breeding den... Wryneck (Jy...

Black woodpecker (Dryocopus martius), adult male, at his breeding den in an old beech tree in front

BRK26A95_475

Black woodpecker (Dryocopus martius), adult male, ...

In the tree... Brown duck (Aix sponsa), female, very pretty duck species, not actually native to

BRK26A40_088

In the tree... Brown duck (Aix sponsa), female, ve...

Black Woodpecker (Dryocopus martius), two young birds looking expectantly out of a natural nest

BRK26A51_284

Black Woodpecker (Dryocopus martius), two young bi...

Black Woodpecker (Dryocopus martius), adult male, perched in font of its nesting hole in a tree

BRK26A51_283

Black Woodpecker (Dryocopus martius), adult male, ...

Impressive sunset over the African savanna, silhouette of the horizon with trees in front of the

BRK26A25_070

Impressive sunset over the African savanna, silhou...

Cavity-nesting bird... Kingfisher (Alcedo atthis) with soil on its beak, probably just digging at

BRK26A40_005

Cavity-nesting bird... Kingfisher (Alcedo atthis) ...

Close-up of the branch of a beech (Fagus sylvatica) with autumnal yellow-orange leaves shining in

BRK26A01_402

Close-up of the branch of a beech (Fagus sylvatica...

Hoopoe (Upupa epops) Bird of the Year 2022, male with food for the young bird, begging for food,

BRK26A51_206

Hoopoe (Upupa epops) Bird of the Year 2022, male w...

Black woodpecker (Dryocopus martius), adult male, looks out of his breeding cavity in an old beech

BRK26A38_164

Black woodpecker (Dryocopus martius), adult male, ...

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