Hummingbirds are tiny birds with high metabolism, requiring a diet rich in protein and energy. While nectar is their primary food source, it lacks sufficient protein to meet their needs. Therefore, hummingbirds obtain protein from various other sources.
Insects, particularly small flies and gnats, are a crucial protein source for hummingbirds. They hover and catch insects mid-air, using their long beaks to extract protein-rich body parts. Additionally, hummingbirds consume spiders, pollen, and tree sap, which provide supplemental protein and nutrients.