Why do Birds Migrate?
The two main reasons that birds migrate is food availability and nesting locations.
Resources
- The Basics Of Bird Migration: How, Why, And Where – Cornell Lab of Ornithology All About Birds
- Bird Migration Routes – National Wildlife Refuge
- Flyways of the Americas – Audubon
- Is Bird Migration Getting More Dangerous? – Cornell Lab of Ornithology All About Birds
Hummingbird Sightings Spring 2021