Rain Bird Corporation
Rain Forest Teaching Curriculum
Take young naturalists on an exploration of the world's tropical rainforests with this extensive collection of lessons and activities. Whether its creating leaf and flower prints or investigating the absorption spectrum of chlorophyl,...
Curated OER
Specialized Structures and Environments
Fifth graders explore biology by completing an Internet activity in class. In this adaptation lesson, 5th graders identify several organisms and mammals that fight for their existence through slow changes to their anatomy over the course...
San Diego Zoo Global
San Diego Zoo: Hummingbird
This resource provides detailed information on the hummingbird, as well as several vivid photos and a video.
Cornell Lab of Ornithology
Cornell Lab of Ornithology: A Calliope Hummingbird Molts Its Gorget Feathers
Striking photos are presented in this colorful site that show the molting stages of the Calliope Hummingbird.