defensive behavior, delichon urbica, house martin, house martins, parasite defense, birds, passeri, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
a bird's head is hidden in a layer of clay adhering to a wooden ceiling, a house martin (delichon urbicum) building a nest, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
delichon urbica, house martin, house martins, birds, high size, portrait format, passeri, swallows, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
delichon urbica, house martin, house martins, birds, passeri, swallows, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
defensive behavior, delichon urbica, house martin, house martins, parasite defense, birds, passeri, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
mehlschwalben beim sammeln von mit nistmaterial. common house martin with nesting material - 白腹毛腳燕 個照片及圖片檔
a house martin's head peeks out of a mud nest attached to a wooden ceiling, house martins (delichon urbicum) peering out of their nest in summer, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a swallow peering out of a nest attached to a wooden ceiling, a house martin (delichon urbicum) building a nest, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a swallow's head peeks out from a sealed clay nest on a wooden wall, house martins (delichon urbicum) peering out of their nest in summer, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a bird is gathering clay, which sticks to a wooden ceiling, a house martin (delichon urbicum) building a nest, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a bird with white feathers peeks out intently from a clay-coloured nest, a house martin (delichon urbicum) building its nest, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a large mud nest on a wooden ceiling, set against the natural colour of the wood, house martins (delichon urbicum) peering out of their nest in summer, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a house martin's head peeks out from a mud nest hanging beneath a wooden ceiling, house martins (delichon urbicum) peering out of their nest in summer, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a swallow in a half-finished mud nest on a wooden ceiling – simple and homely – a house martin (delichon urbicum) peering out of its nest in summer, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a mud nest with a swallow's head perched on a wooden surface, house martins (delichon urbicum) peering out of their nest in summer, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a house martin peeks cautiously out of a mud nest attached to a piece of wood, house martins (delichon urbicum) peering out of their nest in summer, mecklenburg-western pomerania, rügen, germany - 白腹毛腳燕 個照片及圖片檔
a house martin (delichon urbica) flies straight towards the observer, wings pointing downwards, pistis, arbus, south sardinia, italy - 白腹毛腳燕 個照片及圖片檔
malt swallow, dilichon urbicum, with nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
malt swallow, delichon urbicum, holts nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
a house martin (delichon urbica) with outstretched wings hovers over a body of water, pistis, arbus, south sardinia, italy - 白腹毛腳燕 個照片及圖片檔
malt swallow, dilichon urbicum, with nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
house martin (delichon urbica) with outstretched wings on the bank of a body of water, pistis, arbus, south sardinia, italy - 白腹毛腳燕 個照片及圖片檔
a house martin (delichon urbica) flies close to the ground with its wings outstretched, pistis, arbus, province of south sardinia, italy - 白腹毛腳燕 個照片及圖片檔
a house martin (delichon urbica) with its wings spread wide flies over the water's surface, pistis, arbus, south sardinia province, italy - 白腹毛腳燕 個照片及圖片檔
two house martins (delichon urbica) with nesting material at the water's edge, pistis, arbus, south sardinia, italy - 白腹毛腳燕 個照片及圖片檔
house martin (delichon urbica) feeding at the water's surface, pistis, arbus, south sardinia, italy - 白腹毛腳燕 個照片及圖片檔
malt swallow, dilichon urbicum, with nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
house martins (delichon urbica) with nesting material by a body of water, pistis, arbus, south sardinia province, italy - 白腹毛腳燕 個照片及圖片檔
a house martin (delichon urbica) hovers with outstretched wings just above the ground, pistis, arbus, south sardinia province, italy - 白腹毛腳燕 個照片及圖片檔
a house martin (delichon urbica) flies close to the ground with its wings outstretched, pistis, arbus, south sardinia province, italy - 白腹毛腳燕 個照片及圖片檔
malt swallow, dilichon urbicum, with nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
delichon urbica, house martin, house martins, birds, passeri, swallows, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
hirundo rustica, house martin, swallow, birds, passeri, swallows, songbirds, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
delichon urbica, house martin, house martins, birds, high size, portrait format, passeri, swallows, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
delichon urbica, house martin, house martins, birds, passeri, swallows, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
hirundo rustica, house martin, swallow, birds, feeding, passeri, swallows, songbirds, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
hirundo rustica, house martin, swallow, birds, passeri, swallows, songbirds, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
hirundo rustica, house martin, barn swallow, birds, high size, portrait format, passeri, swallows, songbirds, birds - 白腹毛腳燕 個照片及圖片檔
house swallow, delichon urbicum, fetching nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
house swallow, delichon urbicum, fetching nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
malt swallow, delichon urbicum, holts nesting material, burbach north rhine-westphalia - 白腹毛腳燕 個照片及圖片檔
April 2026, Portugal, Castro Verde: April 12 Castro Verde. Two house martins fly against the blue sky in the small Portuguese town of Castro Verde....
April 2026, Portugal, Castro Verde: April 12 Castro Verde. Two house martins fly against the blue sky in the small Portuguese town of Castro Verde....
April 2026, Portugal, Castro Verde: April 12 Castro Verde. Two house martins fly against the blue sky in the small Portuguese town of Castro Verde....
April 2026, Portugal, Castro Verde: April 12 Castro Verde. Two house martins fly against the blue sky in the small Portuguese town of Castro Verde....
