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Common Swift Identification

The Common Swift is a long-distance migratory bird fully adapted to an aerial lifestyle, often seen over cities and villages. You will learn how to identify the Common Swift by its sickle-shaped wings, distinctive calls, flight behaviour, breeding sites and insect-based diet.
What I look like

What I look like

The Common Swift is the size of a **Barn Swallow**.

The Common Swift is the size of a Barn Swallow.

Unlike swallows, which have contrasting plumage, it has **uniform plumage** that is **dark brown-black** in color.

Unlike swallows, which have contrasting plumage, it has uniform plumage that is dark brown-black in color.

Its head is **dark brown-black** with a **whitish chin**.

Its head is dark brown-black with a whitish chin.

Its wings are **longer than those of swallows** and are **sickle-shaped**, very characteristic in flight.

Its wings are longer than those of swallows and are sickle-shaped, very characteristic in flight.

Its tail is **forked**.

Its tail is forked.

As it almost never lands, **its legs have greatly regressed**.

As it almost never lands, its legs have greatly regressed.

Want to learn to recognize birds quickly by their shapes and morphology? The Ornitho Mnemolia course guides you step by step. Start the course
My songs, my calls

My songs, my calls

The swift produces **shrill, sizzling calls** "srrriiii" when flying high in the sky on summer evenings.

The swift produces shrill, sizzling calls "srrriiii" when flying high in the sky on summer evenings.

Identifying a bird by its song is easier than you think. The Ornitho Mnemolia course trains you with progressive audio quizzes. Start the course
How I behave

How I behave

The Common Swift **spends its life in full flight**: it eats, sleeps, and mates in flight!

The Common Swift spends its life in full flight: it eats, sleeps, and mates in flight!

It only lands to **nest** or if it **falls to the ground**.

It only lands to nest or if it falls to the ground.

After their first flight, juveniles must fly **for 2 to 4 years** (the age required to reproduce) before landing again for reproduction.

After their first flight, juveniles must fly for 2 to 4 years (the age required to reproduce) before landing again for reproduction.

You can sometimes notice its **chasing flights** when it hunts.

You can sometimes notice its chasing flights when it hunts.

Its flight speed can reach up to **200 km/h**!

Its flight speed can reach up to 200 km/h!

It is sociable during **migration**, at **wintering sites**, or during **reproduction** if it chooses to nest in colonies.

It is sociable during migration, at wintering sites, or during reproduction if it chooses to nest in colonies.

Reading a bird's behavior changes everything in the field. The course shows you the key attitudes to recognize. Start the course
How I reproduce

How I reproduce

The breeding season of the Common Swift extends from **May to August**.

The breeding season of the Common Swift extends from May to August.

It produces **1 brood per year** of 2 to 3 white eggs.

It produces 1 brood per year of 2 to 3 white eggs.

Unlike swallows, **it is not a builder**; it nests in **building cavities** in towns and villages.

Unlike swallows, it is not a builder; it nests in building cavities in towns and villages.

It can establish **colonies** during the breeding season.

It can establish colonies during the breeding season.

Its nest is **an aggregate of light materials** such as feathers and plant matter, glued together by saliva.

Its nest is an aggregate of light materials such as feathers and plant matter, glued together by saliva.

The Common Swift is **threatened by the reduction of nesting sites**: modern buildings have **fewer crevices**, and those in older buildings are often sealed.

The Common Swift is threatened by the reduction of nesting sites: modern buildings have fewer crevices, and those in older buildings are often sealed.

Understanding the species' life cycle helps you observe them better… and avoid disturbing them. The course covers everything you need to know. Start the course
What I eat

What I eat

The Common Swift feeds exclusively on **flying insects**.

The Common Swift feeds exclusively on flying insects.

It hunts in flight **up to 1000 meters altitude and even up to 2000 meters in the mountains** or when the weather is bad.

It hunts in flight up to 1000 meters altitude and even up to 2000 meters in the mountains or when the weather is bad.

Swallows and swifts are **good allies** by feeding on insects; they **regulate invasive populations**.

Swallows and swifts are good allies by feeding on insects; they regulate invasive populations.

To find birds more easily, you need to know their feeding habits. The course teaches you where to look and why. Start the course
Where to find me

Where to find me

The Common Swift lives in **towns and country villages**, in plains, mountains, and above water bodies.

The Common Swift lives in towns and country villages, in plains, mountains, and above water bodies.

It is a **long-distance migratory species**. It leaves Europe in August to spend the winter in Africa and returns to Europe in May.

It is a long-distance migratory species. It leaves Europe in August to spend the winter in Africa and returns to Europe in May.

The Common Swift might **come to your garden** if it can nest in a **sheltered spot**, at a **height of 6-7 meters**, with a **clear take-off and landing area**.

The Common Swift might come to your garden if it can nest in a sheltered spot, at a height of 6-7 meters, with a clear take-off and landing area.

Finding a species also means understanding its habitat. The Ornitho Mnemolia course helps you locate each bird in the right place. Start the course