Useful Hints
- Tree Swallows seem to prefer south-facing nest boxes, all else being equal.
- Nesting Tree Swallows need nearby bodies of water over which to forage for flying insects.
- The nest is lined with feathers, usually those of waterfowl.
Tree Swallow (Tachycineta bicolor )
Tree Swallow nest
Photo © René Corado
Tree Swallow eggs
Photo © René Corado
Tree Swallow
Photo © Sharon Beals, from the collection of Cornell University Museum of Vertebrates
Adult
Photo © Max Nootbaar / Macaulay Library
Immature female
Photo © Matt Davis / Macaulay Library
Male and female
Photo © Jay McGowan / Macaulay Library
Adult
Photo © Lorri Howski 🦋 / Macaulay Library
Adult
Photo © Daniel Irons / Macaulay Library
Immature female
Photo © August Davidson-Onsgard / Macaulay Library
Juvenile
Photo © Evan Lipton / Macaulay Library
Adult
Photo © Martina Nordstrand / Macaulay Library
Juvenile
Photo © Brendan Klick / Macaulay Library
Juvenile
Photo © andrew aldrich / Macaulay Library
Adult
Photo © Anonymous / Macaulay Library
Flock
Photo © Jay McGowan / Macaulay Library
Song
© Leonard J. Peyton / Macaulay Library
Song
© Mike Andersen / Macaulay Library
Song
© Bob McGuire / Macaulay Library
Dawn song
© Wil Hershberger / Macaulay Library
Calls
© Glen Chapman / Macaulay Library
Calls
© Jay McGowan / Macaulay Library
Calls
© Brad Walker / Macaulay Library
Calls
© Jay McGowan / Macaulay Library
Calls
© Wil Hershberger / Macaulay Library
Calls
© Martha Fischer / Macaulay Library
Flock calls
© Nicholas Sly / Macaulay Library
Where To Find It
Source: Birds of the World
Habitats
grassland
lake
marsh
shore
Substrates
Nestbox or Birdhouse
Live Tree Cavity
Dead Tree Cavity
What You'll Find
Nest Type
cavity
Chick
Altricial
Clutch Size
2
4
7
8
Nest Height
30 ft
3 ft
Nesting Statistics
Incubation Period
11-19
days
days
Brooding Period
15-25
days
days