Education || history || technology on Instagram: "This video compares how far different animals can visually identify a human, and the differences are extreme. Vision isn’t just about eye size—it’s about retinal structure, photoreceptor density, eye placement, and how the brain processes motion and contrast. Here’s what’s happening behind those distances: Dogs (~6 m / 20 ft) Dogs don’t rely heavily on visual detail. Their strength is smell and motion detection. They see movement well but struggl

Small Wonder: What Are the World's Tiniest Animals?

The 14 Smallest Species of Various Animals From Around the World