2668 results for: nesting holes

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Starling (Sturnus vulgaris), at nesting cavity, Flachsee nature reserve, Reusstal, Freiamt, Canton

BRK26F88_183

Starling (Sturnus vulgaris), at nesting cavity, Fl...

Close-up of an insect hotel with detailed wooden construction and drilled holes, Münsterland, North

BRK26F69_218

Close-up of an insect hotel with detailed wooden c...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26F90_262

Sand martin (Riparia riparia), approaching the bre...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26F60_048

Sand martin (Riparia riparia), approaching the bre...

Tit examining a tree cave, winter, Germany

BRK26F68_360

Tit examining a tree cave, winter, Germany

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26F65_488

Sand martin (Riparia riparia), approaching the bre...

Insect asylum, insect box, insect hotel, bee house, an artificial help for nesting and

BRK26F54_067

Insect asylum, insect box, insect hotel, bee house...

Starling (Sturnus vulgaris) feeding the young bird in a woodpecker cavity, North Rhine-Westphalia,

BRK26F63_498

Starling (Sturnus vulgaris) feeding the young bird...

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

BRK26F52_463

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

A nuthatch (Sitta europaea) with building material in its beak on the approach to its breeding den,

BRK26F68_473

A nuthatch (Sitta europaea) with building material...

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

BRK26F91_351

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

Rock parakeet (Cyanoliseus patagonus) sitting at the entrance of its breeding den in a sandstone

BRK26G00_433

Rock parakeet (Cyanoliseus patagonus) sitting at t...

Green collared parakeet (Psittacula krameri), sitting in the nesting hole of a tree, looking

BRK26F69_267

Green collared parakeet (Psittacula krameri), sitt...

Rock parakeets (Cyanoliseus patagonus) in flight and on sandstone cliffs with breeding burrows,

BRK26F56_371

Rock parakeets (Cyanoliseus patagonus) in flight a...

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

BRK26F72_331

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

Insect asylum, insect box, insect hotel, bee house, an artificial help for nesting and

BRK26D11_274

Insect asylum, insect box, insect hotel, bee house...

Bumblebee queen, bumblebee, (Bombus hortorum) goes through the bumblebee hatch into the bumblebee

BRK26D13_164

Bumblebee queen, bumblebee, (Bombus hortorum) goes...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26D19_124

Sand martin (Riparia riparia), approaching the bre...

Insect hotel or insect house, nesting aid for a wide variety of insects, self-made, sealed tubes

BRK26D44_100

Insect hotel or insect house, nesting aid for a wi...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26D24_490

Sand martin (Riparia riparia), approaching the bre...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26D29_366

Sand martin (Riparia riparia), approaching the bre...

Starling (Sturnus vulgaris) at the breeding den, North Rhine-Westphalia, Germany

BRK26D18_111

Starling (Sturnus vulgaris) at the breeding den, N...

Insect asylum, insect box, insect hotel, bee house, an artificial help for nesting and

BRK26D11_332

Insect asylum, insect box, insect hotel, bee house...

Sand martin (Riparia riparia), taking off from its breeding tube, Reussegg nature reserve, Canton

BRK26D43_248

Sand martin (Riparia riparia), taking off from its...

Sand martin (Riparia riparia), taking off from its breeding tube, Reussegg nature reserve, Canton

BRK26D33_380

Sand martin (Riparia riparia), taking off from its...

Sand martin (Riparia riparia) at the breeding tube, Schleswig-Holstein, Germany

BRK26D49_463

Sand martin (Riparia riparia) at the breeding tube...

Little Owl (Athene noctua) juvenile in breeding cavity, Andalusia, Spain

BRK26D29_031

Little Owl (Athene noctua) juvenile in breeding ca...

Eurasian Hoopoe (Upupa epops) feeding chick in breeding cavity, Saxony-Anhalt, Germany

BRK26D29_445

Eurasian Hoopoe (Upupa epops) feeding chick in bre...

Eurasian Hoopoe (Upupa epops) feeding chick in breeding cavity, Saxony-Anhalt, Germany

BRK26D38_062

Eurasian Hoopoe (Upupa epops) feeding chick in bre...

Crimson-mantled Woodpecker (Colaptes rivolii), feeding juvenile in breeding cavity, Napo, Ecuador

BRK26D47_389

Crimson-mantled Woodpecker (Colaptes rivolii), fee...

Insect hotel in the alder quarry forest, Rheda-Wiedenbrück, Westphalia, North Rhine-Westphalia,

BRK26D42_219

Insect hotel in the alder quarry forest, Rheda-Wie...

Eurasian Hoopoe (Upupa epops) at the breeding cavity, Saxony-Anhalt, Germany

BRK26D20_384

Eurasian Hoopoe (Upupa epops) at the breeding cavi...

Yellow-throated Toucan (Ramphastos ambiguus swainsonii) on nest in hole of rainforest tree, Costa

BRK26D38_153

Yellow-throated Toucan (Ramphastos ambiguus swains...

European Green Woodpecker (Picus viridis) male at breeding cavity, Rhineland-Palatinate, Germany

BRK26D43_438

European Green Woodpecker (Picus viridis) male at ...

Tawny Owl (Strix aluco) in tree hole, Saxony, Germany

BRK26D30_476

Tawny Owl (Strix aluco) in tree hole, Saxony, Germ...

Sand Martin (Riparia riparia) building nest hole, North Rhine-Westphalia, Germany

BRK26D32_188

Sand Martin (Riparia riparia) building nest hole, ...

Alexandrine Parakeet (Psittacula eupatria) female peering out from nest hole, Hesse, Germany

BRK26D28_018

Alexandrine Parakeet (Psittacula eupatria) female ...

Spotted Owlet (Athene brama) juvenile in breeding cavity, Rajasthan, India

BRK26D13_401

Spotted Owlet (Athene brama) juvenile in breeding ...

Black-cheeked Woodpecker (Melanerpes pucherani) male looking out of nest hole, Alajuela, Costa Rica

BRK26D51_212

Black-cheeked Woodpecker (Melanerpes pucherani) ma...

Golden-cheeked Woodpecker Melanerpes chrysogenys El Tuito, Jalisco, Mexico 10 June Adult Female at

BRK26D45_486

Golden-cheeked Woodpecker Melanerpes chrysogenys E...

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

BRK26D27_206

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

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

BRK26D09_223

Great Spotted Woodpecker (Dendrocopos major) juven...

Common starling, European starling (Sturnus vulgaris) adult in breeding plumage at nest hole in

BRK26D26_367

Common starling, European starling (Sturnus vulgar...

Eurasian Hoopoe (Upupa epops) feeding chicks in breeding cavity, Saxony-Anhalt, Germany

BRK26D16_210

Eurasian Hoopoe (Upupa epops) feeding chicks in br...

European Green Woodpecker (Picus viridis) juvenile at breeding cavity, Saxony-Anhalt, Germany

BRK26D22_289

European Green Woodpecker (Picus viridis) juvenile...

Alexandrine Parakeet (Psittacula eupatria) male peering out from nest hole, Hesse, Germany

BRK26D45_077

Alexandrine Parakeet (Psittacula eupatria) male pe...

Horned mason bee (Osmia cornuta), sitting on a log of an insect hotel, Schwaz, Tyrol, Austria

BRK26D11_029

Horned mason bee (Osmia cornuta), sitting on a log...

European Green Woodpecker (Picus viridis) female feeding chick in nest hole, North

BRK26D51_392

European Green Woodpecker (Picus viridis) female f...

Black Woodpecker (Dryocopus martius) male at breeding cavity, North Rhine-Westphalia, Germany

BRK26D39_344

Black Woodpecker (Dryocopus martius) male at breed...

Violet-green Swallow (Tachycineta thalassina) at the nesting cavity in a tree trunk, Colorado, USA

BRK26D45_015

Violet-green Swallow (Tachycineta thalassina) at t...

Common starling, European starling (Sturnus vulgaris) adult in breeding plumage at nest hole in

BRK26D25_240

Common starling, European starling (Sturnus vulgar...

Black woodpecker, (Dryocopus martius), mTuiere, birds, woodpeckers, family of the true woodpeckers,

BRK26D53_249

Black woodpecker, (Dryocopus martius), mTuiere, bi...

A nuthatch (Sitta europaea) with building material in its beak on the approach to its breeding den,

BRK26D19_042

A nuthatch (Sitta europaea) with building material...

Alexandrine Parakeet (Psittacula eupatria) female peering out from nest hole, Hesse, Germany

BRK26D28_017

Alexandrine Parakeet (Psittacula eupatria) female ...

Eurasian Nuthatch (Sitta europaea) feeds at nesting hole, Utrecht, Netherlands

BRK26D54_415

Eurasian Nuthatch (Sitta europaea) feeds at nestin...

Black Woodpecker (Dryocopus martius) male at nesting hole with chick, Poland

BRK26D09_093

Black Woodpecker (Dryocopus martius) male at nesti...

Eurasian Hoopoe (Upupa epops) feeding juvenile in breeding cavity, Lombardy, Italy

BRK26D48_112

Eurasian Hoopoe (Upupa epops) feeding juvenile in ...

Eurasian Wryneck (Jynx torquilla) at nest hole, North Rhine-Westphalia, Germany

BRK26D40_402

Eurasian Wryneck (Jynx torquilla) at nest hole, No...

Common Starling (Sturnus vulgaris) feeding young in nest hole, Rhineland-Palatinate, Germany

BRK26D19_083

Common Starling (Sturnus vulgaris) feeding young i...

Eurasian Hoopoe (Upupa epops) feeding chick in breeding cavity, Saxony-Anhalt, Germany

BRK26D26_308

Eurasian Hoopoe (Upupa epops) feeding chick in bre...

Alexandrine Parakeet (Psittacula eupatria) male peering out from nest hole, Hesse, Germany

BRK26D45_078

Alexandrine Parakeet (Psittacula eupatria) male pe...

Yellow-fronted Barbet (Psilopogon flavifrons) at nest hole, Horton Plains, Sri Lanka

BRK26D47_456

Yellow-fronted Barbet (Psilopogon flavifrons) at n...

Starling (Sturnus vulgaris) at the breeding den, North Rhine-Westphalia, Germany

BRK26E13_316

Starling (Sturnus vulgaris) at the breeding den, N...

Sand martin (Riparia riparia), pair at the breeding tube, Schleswig-Holstein, Germany

BRK26E25_358

Sand martin (Riparia riparia), pair at the breedin...

A Bengal monitor lizard (Varanus bengalensis) hiding in a tree hollow with a wood bark pattern, Sri

BRK26E54_304

A Bengal monitor lizard (Varanus bengalensis) hidi...

Great Spotted Woodpecker (Dendrocopos major) male at breeding cavity with chick, North

BRK26E25_410

Great Spotted Woodpecker (Dendrocopos major) male ...

Vielfarben-Bartvogel (Psilopogon rafflesii) at nest hole, Johor, Malaysia

BRK26E42_228

Vielfarben-Bartvogel (Psilopogon rafflesii) at nes...

Eurasian Hoopoe (Upupa epops) feeding chick in breeding cavity, Saxony-Anhalt, Germany

BRK26E25_392

Eurasian Hoopoe (Upupa epops) feeding chick in bre...

Great spotted woodpecker bringing food for the young birds to the breeding den, /Dendrocopos

BRK26E39_457

Great spotted woodpecker bringing food for the you...

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

BRK26E43_408

Great Spotted Woodpecker (Dendrocopos major) juven...

Common Starling (Sturnus vulgaris) feeding young in nest hole, Rhineland-Palatinate, Germany

BRK26E12_229

Common Starling (Sturnus vulgaris) feeding young i...

European Green Woodpecker (Picus viridis) male at breeding cavity, Rhineland-Palatinate, Germany

BRK26E21_216

European Green Woodpecker (Picus viridis) male at ...

Eurasian Hoopoe (Upupa epops) brings food to the nesting cave, Serbia

BRK26E49_205

Eurasian Hoopoe (Upupa epops) brings food to the n...

Eurasian Wryneck (Jynx torquilla) perched at nest hole in tree, North Rhine-Westphalia, Germany

BRK26E15_111

Eurasian Wryneck (Jynx torquilla) perched at nest ...

Tawny Owl (Strix aluco) two chicks looking out from breeding hole, Saxony, Germany

BRK26E37_206

Tawny Owl (Strix aluco) two chicks looking out fro...

Black Woodpecker (Dryocopus martius) female at nest hole with chicks, North Rhine-Westphalia,

BRK26E22_050

Black Woodpecker (Dryocopus martius) female at nes...

Rose-ringed Parakeet (Psittacula krameri) at nesting hole in house front, Baden-Wuerttemberg,

BRK26E41_258

Rose-ringed Parakeet (Psittacula krameri) at nesti...

Eurasian Eagle-Owl (Bubo bubo) juvenile with food at breeding cavity, North Rhine-Westphalia,

BRK26E30_094

Eurasian Eagle-Owl (Bubo bubo) juvenile with food ...

Common Flameback (Dinopium javanense) male at breeding cavity, Malaysia

BRK26E53_060

Common Flameback (Dinopium javanense) male at bree...

Black woodpecker, (Dryocopus martius), mTuiere, birds, woodpeckers, family of the true woodpeckers,

BRK26E37_083

Black woodpecker, (Dryocopus martius), mTuiere, bi...

Insect hotel, nesting aid, animals, insects, beech, beech trunk, Baden-Württemberg, Federal

BRK26E48_327

Insect hotel, nesting aid, animals, insects, beech...

Eurasian Wryneck (Jynx torquilla) at breeding cavity, Saxony-Anhalt, Germany

BRK26E46_106

Eurasian Wryneck (Jynx torquilla) at breeding cavi...

Common Starling (Sturnus vulgaris) at nest hole with nesting material in beak, Serbia

BRK26E39_266

Common Starling (Sturnus vulgaris) at nest hole wi...

Great Spotted Woodpecker (Dendrocopos major) male at breeding cavity, Rhineland-Palatinate, Germany

BRK26E41_215

Great Spotted Woodpecker (Dendrocopos major) male ...

Alexandrine Parakeet (Psittacula eupatria) male peering out from nest hole, Hesse, Germany

BRK26E35_094

Alexandrine Parakeet (Psittacula eupatria) male pe...

Western Jackdaw (Coloeus monedula) at nesting hole, Spain

BRK26E35_409

Western Jackdaw (Coloeus monedula) at nesting hole...

Southern White-faced Owl (Ptilopsis granti) captive, peering out of a tree hollow, Germany

BRK26E23_168

Southern White-faced Owl (Ptilopsis granti) captiv...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26E12_054

Sand martin (Riparia riparia), approaching the bre...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26E54_031

Sand martin (Riparia riparia), approaching the bre...

Insect asylum, insect box, insect hotel, bee house, an artificial help for nesting and

BRK26E07_205

Insect asylum, insect box, insect hotel, bee house...

Goosander (Mergus merganser) female at the breeding den in a field barn, a few seconds in front of

BRK26E08_121

Goosander (Mergus merganser) female at the breedin...

Sand martin (Riparia riparia), taking off from its breeding tube, Reussegg nature reserve, Canton

BRK26E18_432

Sand martin (Riparia riparia), taking off from its...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26E10_389

Sand martin (Riparia riparia), approaching the bre...

Sand martin (Riparia riparia), taking off from its breeding tube, Reussegg nature reserve, Canton

BRK26E47_222

Sand martin (Riparia riparia), taking off from its...

Great spotted woodpecker bringing food to the breeding den (Dendrocopos major), Germany

BRK26E06_103

Great spotted woodpecker bringing food to the bree...

Blue tit (Parus caeruleus), taking off from the breeding den, Canton Zug, Switzerland

BRK26E37_387

Blue tit (Parus caeruleus), taking off from the br...

Starling (Sturnus vulgaris) feeding the young bird in a woodpecker cavity, North Rhine-Westphalia,

BRK26E21_378

Starling (Sturnus vulgaris) feeding the young bird...

Sand martin (Riparia riparia), approaching the breeding tube, Reussegg nature reserve, Canton

BRK26E14_373

Sand martin (Riparia riparia), approaching the bre...

Sand martin (Riparia riparia) at the breeding tube, Schleswig-Holstein, Germany

BRK26D94_091

Sand martin (Riparia riparia) at the breeding tube...

Starling (Sturnus vulgaris) at the breeding den, North Rhine-Westphalia, Germany

BRK26D68_074

Starling (Sturnus vulgaris) at the breeding den, N...

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