The Billion Shots™ on Instagram: "This comparison shows how different animals recognize a human as a human, not just as movement. It focuses on body shape recognition, which depends on visual sharpness, contrast sensitivity, and how well an animal’s brain interprets patterns. The distances mentioned are approximate, not exact measurements. They combine known limits of animal vision with real-world factors like lighting, background clutter, atmospheric blur, and motion cues. In essence, it highli