As spring advances and sunlight increases, a host of natural events are set in motion. Temperatures rise, ice melts, soil warms, and plants grow. When will your local habitat be ready to provide what hummingbirds will need?

• Look at the images for clues about what hummingbirds need.
• Use the guiding questions to explore the sun-driven chain of events that must occur before breeding habitat is ready for hummingbirds.
• Mark up a map to predict when and where hummingbirds will arrive.