Swallows flying in blue sky. Tranquil background nature scene.
Swallows sitting on the wall on the cliff - slow-motion
Swallows sit on wires. Lots of migratory birds rest before flight. Blue sky background
Swallows sitting on the wall on the cliff
Swallows sitting on the wall on the cliff
Lots of birds fly against backdrop of the mountains. Flocks of swallows at dawn. Birds migrate to warm countries in autumn, migratory birds
Flock of birds flying over the sea near the cliff in sunny day
Large flock of birds flying on the cliff in summer day over the river
Cliff swallows flying over the wide river in summer day
Swallows flying in blue sky. Tranquil background nature scene.
Flock of swallows flying over the river in summer day
White-throated swallows (Hirundo albigularis) perched on a branch, South Africa
Large flock of birds flying on the cliff in summer day over the river
The nests of swallows in a sand quarry
Flying flock of swallows over the river on the hill in sunny day
Swallows flying around a nesting box in slow motion at Bear River migratory bird refuge in Utah.
Large flock of birds flying on the cliff in summer day over the river
Swallows flying around the cliff outdoors in sunny day
Tree Swallows perched on branches in Utah Valley.
Aerial drone view over old village at sunrise. Swallows birds fly in large swarms
Swallows flying around the cliff outdoors in sunny day
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Swallows nesting on building facade in Alentejo
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Swallows flying over the reeds at Utah Lake in slow motion on a sunny day.
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Child tilts her head back and swallows to relieve ear pressure during the flight, mouth slightly open, warm sunset light comes through the
Sunset Lens Flare Flying Swallows
Swallows hovering at the opening of the nesting box as they fly in slow motion in Utah.
colony of swallows on steep bank of river
Swallows flying around the cliff outdoors in sunny day
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Swallows flying in formation around their nests
Swallows sitting on the wall on the cliff
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1915 - In this silent comedy, slapstick ensues when a sweatshop boss accidentally swallows his cigar and his employees work to put out the smoke in this mouth.
Tree Swallows on Birdhouse Preparing for Spring Nesting
The nests of swallows in a sand quarry
Swallows flying in blue sky. Tranquil background nature scene.
Aquatic Birds and Swallows in Motion During Sunset Glow
Flock of swallows flying near the cliff over the sea in sunny day
White torrents cascade over the edge of Iguazu Falls. A deep gorge swallows the foaming water The green surroundings create a sense of
colony of swallows on steep bank of river
flock of birds on electric wires
USA - 1951 - Crab spiders use silk to get from flower to flower, and leafcutting bees and swallows are seen making nests.
1942 - In this animated film, a telegram delivery boy shows up at the Mission San Juan Capistrano to explain the swallows won't be returning due to wartime interference.
US - 1936 - in this drama, a drug dealer, tormented by the people she has hurt, injects heroin into her leg and swallows another drug to make the voices in her head go away.
Swallows Flying at Sunset in residential complex
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Close up of man eating food with hand visible. Man repeatedly brings cooked item to mouth chews and swallows in bright indoor setting
Flocks of Birds Over Silhouetted Building at Sunrise in Las Grutas, Argentina
8K timelapse captures USA mountain range after sunset, dark clouds sliding into nightfall. American ridgelines dim at dusk, twilight ember wanes while fog swallows jagged summits.
Birds fly fast against the sky and clouds move
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USA - 1987 - An ecologist introduces a cell predator into a culture of paramecium to study how predator and prey coexist.