610 résultats pour : immature plumage

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

BRK26F54_460

Common starling, European starling (Sturnus vulgar...

Caracara, sitting on sand beach, Corcovado NP, Costa Rica. Southern Caracara plancus, in morning

BRK26F86_272

Caracara, sitting on sand beach, Corcovado NP, Cos...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage eating a rabbit, Castile and Leon,

BRK26F85_101

Golden Eagle (Aquila chrysaetos) immature, first w...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage perched on a branch, Castile and

BRK26F92_123

Golden Eagle (Aquila chrysaetos) immature, first w...

Little Grebe (Tachybaptus ruficollis) with chick, Hesse, Germany

BRK26F87_042

Little Grebe (Tachybaptus ruficollis) with chick, ...

Little Grebe (Tachybaptus ruficollis) with chicks, Hesse, Germany

BRK26F62_008

Little Grebe (Tachybaptus ruficollis) with chicks,...

Little Grebe (Tachybaptus ruficollis) pair with chicks, Hesse, Germany

BRK26F92_312

Little Grebe (Tachybaptus ruficollis) pair with ch...

Great crested grebe with downy chicks (Podiceps cristatus)

BRK26F62_103

Great crested grebe with downy chicks (Podiceps cr...

Little Grebe (Tachybaptus ruficollis) with chicks at nest, Hesse, Germany

BRK26F71_210

Little Grebe (Tachybaptus ruficollis) with chicks ...

King penguin (Aptenodytes patagonicus), adult bird standing between chicks in brown down plumage in

BRK26F56_191

King penguin (Aptenodytes patagonicus), adult bird...

King Penguin (Aptenodytes patagonicus), adult bird in moulting plumage standing in front of a group

BRK26F57_245

King Penguin (Aptenodytes patagonicus), adult bird...

House sparrow (Passer domesticus) youngster sitting on the ground, Bavaria, Germany

BRK26F55_232

House sparrow (Passer domesticus) youngster sittin...

Magpie (Pica pica), young bird, portrait, plumage, trusting, ringing, The black and white raven

BRK26F59_046

Magpie (Pica pica), young bird, portrait, plumage,...

King penguins (Aptenodytes patagonicus), chicks in brown down plumage in the foreground, breeding

BRK26F88_361

King penguins (Aptenodytes patagonicus), chicks in...

Grey heron (Ardea cinerea) Heron, reed breeder, rearing young, pair, male and female, young birds,

BRK26F84_080

Grey heron (Ardea cinerea) Heron, reed breeder, re...

King penguin (Aptenodytes patagonicus), two young birds in brown down plumage standing in the

BRK26F89_339

King penguin (Aptenodytes patagonicus), two young ...

King penguins (Aptenodytes patagonicus), group of adults with young birds in down plumage, colony

BRK26F57_275

King penguins (Aptenodytes patagonicus), group of ...

King penguins (Aptenodytes patagonicus), colony with adults and chicks in brown down plumage,

BRK26F58_238

King penguins (Aptenodytes patagonicus), colony wi...

King penguins (Aptenodytes patagonicus), adults in the foreground, behind them a large group of

BRK26F58_116

King penguins (Aptenodytes patagonicus), adults in...

Great Crested Grebe (Podiceps Scalloped ribbonfish), with two chicks in plumage swimming in the

BRK26D44_190

Great Crested Grebe (Podiceps Scalloped ribbonfish...

Great Crested Grebe (Podiceps Scalloped ribbonfish), with chicks in plumage swimming in the water,

BRK26D34_119

Great Crested Grebe (Podiceps Scalloped ribbonfish...

Great Crested Grebe (Podiceps Scalloped ribbonfish), with chicks in plumage swimming in the water,

BRK26D31_042

Great Crested Grebe (Podiceps Scalloped ribbonfish...

House sparrow (Passer domesticus) youngster sitting on the ground, Bavaria, Germany

BRK26D20_108

House sparrow (Passer domesticus) youngster sittin...

A young pheasant (Phasianus colchicus) a few days in front of independence, young bird, juvenile

BRK26D41_235

A young pheasant (Phasianus colchicus) a few days ...

Little Grebe (Tachybaptus ruficollis) with chick, Hesse, Germany

BRK26D51_132

Little Grebe (Tachybaptus ruficollis) with chick, ...

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

BRK26D26_367

Common starling, European starling (Sturnus vulgar...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage eating a rabbit, Castile and Leon,

BRK26D30_251

Golden Eagle (Aquila chrysaetos) immature, first w...

A lapwing chick (Vanellus vanellus) in down plumage in the tall grass runs curiously through a wet

BRK26D46_256

A lapwing chick (Vanellus vanellus) in down plumag...

Little Grebe (Tachybaptus ruficollis) with chick, Saxony, Germany

BRK26D28_107

Little Grebe (Tachybaptus ruficollis) with chick, ...

Great crested grebe with downy chicks (Podiceps cristatus)

BRK26D55_045

Great crested grebe with downy chicks (Podiceps cr...

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

BRK26D25_240

Common starling, European starling (Sturnus vulgar...

Little Grebe (Tachybaptus ruficollis) pair with chick, Hesse, Germany

BRK26D38_171

Little Grebe (Tachybaptus ruficollis) pair with ch...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage eating a rabbit, Castile and Leon,

BRK26D41_491

Golden Eagle (Aquila chrysaetos) immature, first w...

Red Knot (Calidris canutus) juvenile foraging at shoreline, Vlieland, Netherlands

BRK26D51_047

Red Knot (Calidris canutus) juvenile foraging at s...

Little Grebe (Tachybaptus ruficollis) with chicks, Hesse, Germany

BRK26D17_441

Little Grebe (Tachybaptus ruficollis) with chicks,...

Little Grebe (Tachybaptus ruficollis) adult with chicks, North Rhine-Westphalia, Germany

BRK26E42_150

Little Grebe (Tachybaptus ruficollis) adult with c...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage eating a rabbit, Castile and Leon,

BRK26E19_106

Golden Eagle (Aquila chrysaetos) immature, first w...

Little Grebe (Tachybaptus ruficollis) with chick, Saxony, Germany

BRK26E40_414

Little Grebe (Tachybaptus ruficollis) with chick, ...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage eating a rabbit, Castile and Leon,

BRK26E22_176

Golden Eagle (Aquila chrysaetos) immature, first w...

Little Grebe (Tachybaptus ruficollis) with chicks, Hesse, Germany

BRK26E13_488

Little Grebe (Tachybaptus ruficollis) with chicks,...

Great crested grebe with downy chicks (Podiceps cristatus)

BRK26E21_410

Great crested grebe with downy chicks (Podiceps cr...

Sunset in nature, two eagle fight in taiga, Finland. Young birds of white-tailed eagle, Haliaeetus

BRK26E24_499

Sunset in nature, two eagle fight in taiga, Finlan...

Little Grebe (Tachybaptus ruficollis) with chicks at nest, Hesse, Germany

BRK26E28_124

Little Grebe (Tachybaptus ruficollis) with chicks ...

Red Knot (Calidris canutus) juvenile foraging at shoreline, Vlieland, Netherlands

BRK26E30_252

Red Knot (Calidris canutus) juvenile foraging at s...

Little Grebe (Tachybaptus ruficollis) pair with chick, Hesse, Germany

BRK26E30_182

Little Grebe (Tachybaptus ruficollis) pair with ch...

Great Crested Grebe (Podiceps Scalloped ribbonfish), with chicks in plumage swimming in the water,

BRK26E17_431

Great Crested Grebe (Podiceps Scalloped ribbonfish...

Great Crested Grebe (Podiceps Scalloped ribbonfish), with two chicks in plumage swimming in the

BRK26E22_438

Great Crested Grebe (Podiceps Scalloped ribbonfish...

Great Crested Grebe (Podiceps Scalloped ribbonfish), with chicks in plumage swimming in the water,

BRK26E54_011

Great Crested Grebe (Podiceps Scalloped ribbonfish...

King penguin (Aptenodytes patagonicus), adult bird in the middle of a colony with numerous brown

BRK26E38_408

King penguin (Aptenodytes patagonicus), adult bird...

King penguins (Aptenodytes patagonicus), adults and chicks in brown down plumage in the breeding

BRK26E13_332

King penguins (Aptenodytes patagonicus), adults an...

King penguins (Aptenodytes patagonicus), two adult birds during moult, in the background young

BRK26E13_180

King penguins (Aptenodytes patagonicus), two adult...

King penguin (Aptenodytes patagonicus), chick with brown down plumage in portrait, other chicks and

BRK26E53_479

King penguin (Aptenodytes patagonicus), chick with...

King penguin (Aptenodytes patagonicus), adult bird and chick in brown dun plumage standing next to

BRK26E10_134

King penguin (Aptenodytes patagonicus), adult bird...

King penguin (Aptenodytes patagonicus), adult bird in moult in front of a group of brown chicks in

BRK26E33_155

King penguin (Aptenodytes patagonicus), adult bird...

King penguin (Aptenodytes patagonicus), chick with brown down plumage in a colony, Volunteer Point,

BRK26E49_316

King penguin (Aptenodytes patagonicus), chick with...

King penguin (Aptenodytes patagonicus), adult bird with outstretched wings between chicks in brown

BRK26E19_085

King penguin (Aptenodytes patagonicus), adult bird...

King penguins (Aptenodytes patagonicus), adult between young birds in brown down plumage, large

BRK26E12_090

King penguins (Aptenodytes patagonicus), adult bet...

King penguins (Aptenodytes patagonicus), group of adults and juveniles in brown haze plumage,

BRK26E26_041

King penguins (Aptenodytes patagonicus), group of ...

King penguins (Aptenodytes patagonicus), adult birds between chicks in brown down plumage, breeding

BRK26E16_430

King penguins (Aptenodytes patagonicus), adult bir...

King penguins (Aptenodytes patagonicus), colony with adults and juveniles in brown down plumage, on

BRK26E19_431

King penguins (Aptenodytes patagonicus), colony wi...

King penguin (Aptenodytes patagonicus), two chicks in brown down plumage in the colony, adults in

BRK26E17_389

King penguin (Aptenodytes patagonicus), two chicks...

King penguin (Aptenodytes patagonicus), young birds with brown down plumage in colony, Volunteer

BRK26E45_322

King penguin (Aptenodytes patagonicus), young bird...

King penguins (Aptenodytes patagonicus), colony with adults and chicks in brown dun-coloured

BRK26E14_351

King penguins (Aptenodytes patagonicus), colony wi...

King penguins (Aptenodytes patagonicus), two adults standing side by side in colony, one in

BRK26E48_462

King penguins (Aptenodytes patagonicus), two adult...

Black crowned night heron (Nycticorax nycticorax) in the water, juvenile, Pusztaszer, Hungary

BRK26D97_377

Black crowned night heron (Nycticorax nycticorax) ...

Great crested grebe with downy chicks (Podiceps cristatus)

BRK26D71_184

Great crested grebe with downy chicks (Podiceps cr...

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

BRK26D64_056

Common starling, European starling (Sturnus vulgar...

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

BRK26D61_122

Common starling, European starling (Sturnus vulgar...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage eating a rabbit, Castile and Leon,

BRK26D66_478

Golden Eagle (Aquila chrysaetos) immature, first w...

Red Knot (Calidris canutus) juvenile foraging at shoreline, Vlieland, Netherlands

BRK26D96_145

Red Knot (Calidris canutus) juvenile foraging at s...

Little Grebe (Tachybaptus ruficollis) with chicks on nest, Hesse, Germany

BRK26D74_285

Little Grebe (Tachybaptus ruficollis) with chicks ...

Little Grebe (Tachybaptus ruficollis) adult with chick, North Rhine-Westphalia, Germany

BRK26E05_195

Little Grebe (Tachybaptus ruficollis) adult with c...

Little Grebe (Tachybaptus ruficollis) pair with chick, Hesse, Germany

BRK26D80_325

Little Grebe (Tachybaptus ruficollis) pair with ch...

Little Grebe (Tachybaptus ruficollis) with chicks at nest, Hesse, Germany

BRK26D81_463

Little Grebe (Tachybaptus ruficollis) with chicks ...

Little Grebe (Tachybaptus ruficollis) with chicks, Hesse, Germany

BRK26D77_293

Little Grebe (Tachybaptus ruficollis) with chicks,...

Golden Eagle (Aquila chrysaetos) immature, first winter plumage eating a rabbit, Castile and Leon,

BRK26D79_480

Golden Eagle (Aquila chrysaetos) immature, first w...

Magpie (Pica pica), young bird, portrait, plumage, trusting, ringing, The young bird was found and

BRK26D82_337

Magpie (Pica pica), young bird, portrait, plumage,...

The fledged young birds of the blackbird (Turdus merula) have bright spots on their back feathers,

BRK26D91_119

The fledged young birds of the blackbird (Turdus m...

Great Crested Grebe (Podiceps Scalloped ribbonfish), with two chicks in plumage swimming in the

BRK26C63_009

Great Crested Grebe (Podiceps Scalloped ribbonfish...

Little owl (Athene noctua) Two young birds sitting on the ground, grooming, cuddling, endangered

BRK26C65_034

Little owl (Athene noctua) Two young birds sitting...

House sparrow (Passer domesticus) youngster sitting on the ground, Bavaria, Germany

BRK26C80_489

House sparrow (Passer domesticus) youngster sittin...

Little Grebe (Tachybaptus ruficollis) with chicks, Hesse, Germany

BRK26D02_244

Little Grebe (Tachybaptus ruficollis) with chicks,...

Great crested grebe with downy chicks (Podiceps cristatus)

BRK26C97_085

Great crested grebe with downy chicks (Podiceps cr...

Little Grebe (Tachybaptus ruficollis) with chick, Hesse, Germany

BRK26C98_051

Little Grebe (Tachybaptus ruficollis) with chick, ...

Red Knot (Calidris canutus) juvenile foraging, Vlieland, Netherlands

BRK26C90_277

Red Knot (Calidris canutus) juvenile foraging, Vli...

Northern striped kiwi chicks with fluffy plumage on a mossy background, Franz Josef Glacier, New

BRK26C42_279

Northern striped kiwi chicks with fluffy plumage o...

Little owl (Athene noctua) Two young birds sitting on the ground, grooming, cuddling, endangered

BRK26C51_009

Little owl (Athene noctua) Two young birds sitting...

A lapwing (Vanellus vanellus) with its chick in down plumage in the tall grass of a wet meadow,

BRK26C40_137

A lapwing (Vanellus vanellus) with its chick in do...

A lapwing chick (Vanellus vanellus) in down plumage in the tall grass runs curiously through a wet

BRK26C40_139

A lapwing chick (Vanellus vanellus) in down plumag...

A lapwing chick (Vanellus vanellus) in down plumage in the tall grass runs curiously towards a

BRK26C40_138

A lapwing chick (Vanellus vanellus) in down plumag...

House sparrow (Passer domesticus) youngster sitting on the ground, Bavaria, Germany

BRK26C41_449

House sparrow (Passer domesticus) youngster sittin...

Wood pigeon (Columba palumbus), young bird in juvenile plumage, sitting on a stone, Pillberg, Pill,

BRK26C50_403

Wood pigeon (Columba palumbus), young bird in juve...

The first weeks of life as independent young birds claim the most victims due to a lack of

BRK26B74_158

The first weeks of life as independent young birds...

House sparrow (Passer domesticus) youngster sitting on the ground, Bavaria, Germany

BRK26B89_395

House sparrow (Passer domesticus) youngster sittin...

A lapwing chick (Vanellus vanellus) in down plumage in the tall grass runs curiously through a wet

BRK26B87_268

A lapwing chick (Vanellus vanellus) in down plumag...

A lapwing chick (Vanellus vanellus) in down plumage in the tall grass runs curiously towards a

BRK26B87_267

A lapwing chick (Vanellus vanellus) in down plumag...

A lapwing (Vanellus vanellus) with its chick in down plumage in the tall grass of a wet meadow,

BRK26B87_270

A lapwing (Vanellus vanellus) with its chick in do...

The exact species identification of fledged young birds is difficult, but for experienced

BRK26B74_157

The exact species identification of fledged young ...

A lapwing (Vanellus vanellus) with its chick in down plumage in the tall grass of a wet meadow,

BRK26B87_269

A lapwing (Vanellus vanellus) with its chick in do...

A lapwing chick (Vanellus vanellus) in down plumage in the tall grass runs curiously through a wet

BRK26B19_101

A lapwing chick (Vanellus vanellus) in down plumag...

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