Chimney Swift Birds

                                      
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adult swift

 

 

 

 

 

 

 

 

 


 

 

 

swift nest

 

 

 

Chimney Swifts

and the laws that protect them

 

 

 

The chimney swift is one of four regularly occurring species of swifts 
found in North America, the most common one found east of the 
Rockies. They have become accustomed to building their nests in 
chimneys as well as abandoned buildings and occasionally stone wells.

Adult chimney swifts are most commonly seen in flight, and usually in 

groups. When soaring, their long, scythe-shaped wings span about 

12 1/2 inches, supporting a proportionately short body with a 

squared-off tail. The flickering, bat-like flight when flapping is due to

short, massive wing bones. During this spectacular aerial ballet, swifts

are most often patrolling the skies for mosquitoes and the other small 

flying insects that constitute the majority of their diet. A sharp chipping

 or ticking call accompanies the swifts' flight.

At rest, an average5-inch, 8-ounce adult is sooty gray to black with the 

throat slightly lighter or even silvery gray, in color. The sexes are 

identical in appearance. Both the claws and tail bristles are used to 

cling to rough vertical surfaces. Swifts are unable to perch or stand 

upright in passerine fashion.

Chimney swifts winter in the Amazon Basin of Peru. They arrive in the 

continental United States in late March and are gone by early November.

 Nesting begins in May and can continue into August.
Chimney swifts are usually single-brooded. The female normally lays three 

to five white eggs in a nest of twigs broken from the tips of tree 
branches, glued together with saliva and attached to inside wall of a 

chimney. Both sexes are involved in nest construction and alternate 

incubating the eggs for 18 to 19 days, when the young begin to hatch. 

Their parents catch flying insects on the wing to feed them until the 

birds fledge from the chimney about 30 days after hatching.

The hatchlings are pink, antiracial and completely naked at birth. They 

have sharp claws, which enable them to cling to textured surfaces, 

Within a few days, black pinfeathers begin to appear. The young are 

able to climb, and they exhibit preening behavior even before their 

feathers emerge. By the time they are 8 or 10 days old, the babies' 

feathers begin to unfurl. 

By 15 to 17 days of age, their eyes begin to open. Soon, most of the flight
and body feathers will be unfurled, but the feathers around the face and

head will stay in sheath for several days, giving then birds a frosty-faced 

appearance. By the time chimney swifts are 21 days old, they will cling 

tightly to the nest or chimney wall, rear back, and flap their wings 

furiously until they are panting and out of breath. Twenty-eight to 30 

days after hatching, young swifts will leave the safety of their chimney 

for their first flight. Once an entire brood has fledged, they will fly with 

their parents in slow, noisy parades around the area of the nest site. 

The young will return frequently to the roost during the first few days, 

but will soon begin to visit other roosts in the area. At the end of the 

breeding season, the swifts' communal instincts peak prior to fall 

migration. They congregate in flocks of hundreds and even thousands 

at suitable roost sites.

Although chimney swifts can withstand a few early cool snaps, they 

will usually ride south on the first major cloud front that blows 

through in the fall.

 

   

 

We service the following areas in Tennessee - Nashville, Brentwood,
Franklin, Bellvue, Antioch, Bellemeade, Madison, Goodlettsville,
Hendersonville, Gallatin, Lebanon, Mount Juliet, Hermitage, Smyrna,
Murfreesboro, LaVergne, Kingston Springs, Spring Hill. 
We specialize in Chimney Sweeping, Chimney Caps, Chimney Repairs 

and Chimney Relining