1465 résultats pour : breeding den

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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...

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

BRK26D83_340

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

Eurasian Wryneck (Jynx torquilla) male at breeding cavity with ant eggs in beak, Mecklenburg

BRK26D81_026

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

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

BRK26D83_492

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

Little Owl (Athene noctua) peering out from nest hole in tree, North Rhine-Westphalia, Germany

BRK26D75_145

Little Owl (Athene noctua) peering out from nest h...

Chestnut-headed Bee-eater (Merops leschenaulti) fledgling peering out from breeding cavity, Penang,

BRK26D92_309

Chestnut-headed Bee-eater (Merops leschenaulti) fl...

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

BRK26D70_486

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

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

BRK26D77_317

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

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

BRK26D64_056

Common starling, European starling (Sturnus vulgar...

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

BRK26D74_491

Alexandrine Parakeet (Psittacula eupatria) female ...

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

BRK26D61_122

Common starling, European starling (Sturnus vulgar...

Wreathed Hornbill (Rhyticeros undulatus) male feeding at the nesting hole, Yunnan, China

BRK26D92_303

Wreathed Hornbill (Rhyticeros undulatus) male feed...

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

BRK26D96_127

Tawny Owl (Strix aluco) chick looking out from bre...

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

BRK26D63_003

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

Western Jackdaw (Coloeus monedula) at nesting hole, Spain

BRK26D73_057

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

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

BRK26D87_433

European Green Woodpecker (Picus viridis) juvenile...

Red-bellied Woodpecker (Melanerpes carolinus) male at nesting cavity, Ontario, Canada

BRK26D59_466

Red-bellied Woodpecker (Melanerpes carolinus) male...

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

BRK26D61_250

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

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

BRK26D74_490

Alexandrine Parakeet (Psittacula eupatria) female ...

Black-and-buff Woodpecker (Meiglyptes jugularis) male at breeding cavity, Khao Yai, Thailand

BRK26D64_236

Black-and-buff Woodpecker (Meiglyptes jugularis) m...

Red-naped Sapsucker (Sphyrapicus nuchalis) male with young at breeding cavity, British Columbia,

BRK26D68_392

Red-naped Sapsucker (Sphyrapicus nuchalis) male wi...

Great Spotted Woodpecker (Dendrocopos major) male at breeding cavity with food in beak, North

BRK26E00_455

Great Spotted Woodpecker (Dendrocopos major) male ...

European Pied Flycatcher (Ficedula hypoleuca) female peering out from nesting hole, Dalarna, Sweden

BRK26D62_006

European Pied Flycatcher (Ficedula hypoleuca) fema...

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

BRK26D67_386

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

Black Woodpecker (Dryocopus martius) female at nesting hole, Poland

BRK26D92_351

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

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

BRK26E02_489

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

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

BRK26E04_450

Common starling, European starling (Sturnus vulgar...

Rose-ringed Parakeet (Psittacula krameri) female peering out from nest hole, Hesse, Germany

BRK26D88_138

Rose-ringed Parakeet (Psittacula krameri) female p...

European Green Woodpecker (Picus viridis) juvenile in breeding cavity, Piedmont, Italy

BRK26D96_195

European Green Woodpecker (Picus viridis) juvenile...

Pygmy Nuthatch (Sitta pygmaea) flying away from the nesting cavity, Colorado, USA

BRK26D89_231

Pygmy Nuthatch (Sitta pygmaea) flying away from th...

Violet-green Swallow (Tachycineta thalassina) peering out from the nesting cavity in a tree trunk,

BRK26D72_408

Violet-green Swallow (Tachycineta thalassina) peer...

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

BRK26E00_004

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

Black Woodpecker (Dryocopus martius) female chick peering out from nest hole, North

BRK26E03_150

Black Woodpecker (Dryocopus martius) female chick ...

Gila woodpecker (Melanerpes uropygialis), adult, male, at breeding den, with food, on Saguaro

BRK26D71_181

Gila woodpecker (Melanerpes uropygialis), adult, m...

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

BRK26D95_463

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

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

BRK26D57_330

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

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

BRK26D82_165

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

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

BRK26D90_031

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

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

BRK26D96_070

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

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

BRK26D70_234

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

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

BRK26D69_353

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

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

BRK26D75_341

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

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

BRK26D82_274

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

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

BRK26D61_465

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

Lesser spotted woodpecker (Dendrocopus minor) with food at the breeding den, Krusuna, Bulgaria

BRK26D89_138

Lesser spotted woodpecker (Dendrocopus minor) with...

Hoopoe (Upupa epops) Bird of the Year 2022, sunrise, portrait, erected bonnet, male at the breeding

BRK26D67_078

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

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

BRK26D82_452

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

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

BRK26D75_278

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

BRK26D84_113

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

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

BRK26D58_284

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

Little Owl (Athene noctua), looking out of a tree cavity in the evening light, Biosphere Reserve,

BRK26D94_255

Little Owl (Athene noctua), looking out of a tree ...

Eurasian wryneck (Jynx torquilla) at the breeding den, courtship display, woodpecker, Middle Elbe

BRK26E02_213

Eurasian wryneck (Jynx torquilla) at the breeding ...

Large wooden insect hotel in an autumn garden, Magdeburgerforth, Jerichower Land, Saxony-Anhalt,

BRK26C66_257

Large wooden insect hotel in an autumn garden, Mag...

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

BRK26C64_148

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

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

BRK26C75_415

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

Goosander (Mergus merganser) one day old fledglings at the breeding den in a field barn, a few

BRK26C92_026

Goosander (Mergus merganser) one day old fledgling...

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

BRK26D02_368

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

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

BRK26C82_147

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

Nesting aid for earwigs, insects, clay pot with straw, rake on a wooden garden fence, Münsterland,

BRK26C58_403

Nesting aid for earwigs, insects, clay pot with st...

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

BRK26C64_015

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

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

BRK26C78_316

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

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

BRK26C78_040

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

Blue tit (Parus caeruleus), with faeces in its beak on departure from the breeding den, Canton Zug,

BRK26C84_163

Blue tit (Parus caeruleus), with faeces in its bea...

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

BRK26C85_059

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

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

BRK26C89_050

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

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

BRK26C74_345

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

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

BRK26C95_374

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

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

BRK26C62_433

Great Spotted Woodpecker (Dendrocopos major) juven...

Elf Owl Micrathene whitneyi Tucson, Pima County, Arizona, United States 9 May Adult peering from

BRK26C91_352

Elf Owl Micrathene whitneyi Tucson, Pima County, A...

Fischer's Lovebird (Agapornis fischeri) pair at breeding hole, Serengeti National Park, Tanzania

BRK26C84_042

Fischer's Lovebird (Agapornis fischeri) pair at br...

Operation at the nest box entrance

BRK26C58_423

Operation at the nest box entrance

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

BRK26C71_200

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

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

BRK26C80_054

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

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

BRK26C84_358

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

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

BRK26C96_419

Alexandrine Parakeet (Psittacula eupatria) female ...

European Green Woodpecker (Picus viridis) female feeds chick in breeding cavity,

BRK26C98_027

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

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

BRK26C99_098

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

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

BRK26C58_260

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

Elf Owl (Micrathene whitneyi) peering from nest hole in Saguaro cactus (Carnegiea gigantea),

BRK26C72_245

Elf Owl (Micrathene whitneyi) peering from nest ho...

Eurasian Pygmy Owl (Glaucidium passerinum) juvenile in breeding cavity, Thuringia, Germany

BRK26C98_275

Eurasian Pygmy Owl (Glaucidium passerinum) juvenil...

Three sand martins, nominate form, (Riparia riparia riparia) flying and sitting in front of

BRK26C63_130

Three sand martins, nominate form, (Riparia ripari...

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

BRK26C83_185

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

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

BRK26D03_453

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

Great spotted woodpecker (Dendrocopos major), breeding pair with food in their beaks at the

BRK26C57_088

Great spotted woodpecker (Dendrocopos major), bree...

Insect asylum, insect box, an artificial help for nesting and overwintering insects

BRK26C88_076

Insect asylum, insect box, an artificial help for ...

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

BRK26C92_164

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

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

BRK26C75_106

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

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

BRK26C90_414

Alexandrine Parakeet (Psittacula eupatria) male pe...

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

BRK26C97_482

Tawny Owl (Strix aluco) three chicks looking out f...

Black woodpecker (Dryocopus martius) throws wood shavings from its breeding den, Austria, Upper

BRK26C62_339

Black woodpecker (Dryocopus martius) throws wood s...

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...

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

BRK26C55_450

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

Eurasian Pygmy Owl (Glaucidium passerinum) female looking out of breeding cavity, Bavaria, Germany

BRK26C90_099

Eurasian Pygmy Owl (Glaucidium passerinum) female ...

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

BRK26C90_413

Alexandrine Parakeet (Psittacula eupatria) male pe...

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

BRK26D03_390

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

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

BRK26C96_420

Alexandrine Parakeet (Psittacula eupatria) female ...

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

BRK26C64_170

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

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

BRK26C71_387

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

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

BRK26C88_130

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

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