Birds are truly amazing creatures. They are unique in many ways, including their vision. While humans have a limited range of colors that we can see, birds have an expanded range that allows them to see a whole spectrum of colors that are invisible to us. This ability is due to the fact that birds are tetrachromats, meaning they have four color receptors in their eyes, as … [Read more...] about The Amazing Vision of Birds: How They See the World Compared to Humans
vision
Indigenous People in Alaska Invented Snow Goggles Centuries Ago To Protect Eyes and Improve Vision
Anyone who has spent a lot of time outdoors in the snow knows how important it is to protect your eyes. The bright sun bouncing off the white snow can lead to snow blindness, a very uncomfortable situation caused by too much exposure to UV light. Indigenous peoples in the Alaska region were certainly aware of these dangers, and have been creating eyewear to protect themselves … [Read more...] about Indigenous People in Alaska Invented Snow Goggles Centuries Ago To Protect Eyes and Improve Vision
How Reindeer Eyes Change in the Winter to Give Them Twilight Vision
Reindeer are beloved all throughout the globe for their dark, expressive eyes, beautiful antlers, and mystical connection to Santa Claus. The moment you discover the cold, hard truth about how Christmas presents get beneath the tree is a terrifying one that haunts many a childhood. However, reindeer are far more unique than your jaded elder sibling or peers would have you … [Read more...] about How Reindeer Eyes Change in the Winter to Give Them Twilight Vision