https://www.birdsandblooms.com/birding/bird-species/hummingbirds-swifts-and-swallows/hummingbirds-can-see-more-colors/
Hummingbird Eyes Can See More Colors Than Humans - Birds and Blooms
Feb 2, 2024 - A research study reveals that hummingbird eyes see the world in a wider range of brilliant colors than people can even imagine.
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