Tree Swallow Migration Patterns
- Every fall, hundreds of thousands of tree swallows gather near the mouth of the Connecticut River to prepare for southward migration.
- The Connecticut River serves as a vital stopover point where the swallows perform synchronized aerial displays.
- These migratory gatherings form large clouds as they descend into communal roosts along the shoreline.
Ecological Significance
- The tree swallow’s migration highlights the ecological rhythms of migratory birds.
- Their presence indicates a healthy ecosystem as they primarily feed on flying insects.
- The tree swallow is the only swallow commonly using nesting boxes in the eastern half of North America.
Viewing Opportunities
- Guided cruises on the Connecticut River offer opportunities to observe this natural phenomenon.
- EcoTravel programs provide boat trips for an up-close view of the swallow gatherings.
- Watching swallows is a unique ecological tourism attraction in Connecticut.
Tree Swallow Identification
- Tree swallows are recognized by their dark greenish backs and white undersides.
- They have a unique song that consists of three long descending notes ending in twittering.
- Young tree swallows may exhibit a brownish chest band, differentiating them from adults.
Conservation and Community
- The Connecticut Audubon Society plays a crucial role in providing information and tours to watch these birds.
- The local community benefits from tourism associated with the annual swallow gatherings.
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