
New questions in: 00:00:00
0/90
0/90
Challenge Streak: 0 🔥
Challenge Best: 0 points (0/10)
Casual Best: 0 points (0/10)
Challenge Streak: 0 🔥
Challenge Best: 0 points (0/10)
Casual Best: 0 points (0/10)
Challenge Streak: 0 🔥
Challenge Best: 0 points (0/10)
Casual Best: 0 points (0/10)
Fact: Octopus pupils are rectangular, giving them sharp horizon detection under water.
Their slit-like rectangles enhance contrast across the seafloor and sky-light boundary, aiding camouflage decisions and predator avoidance. The unusual shape also helps balance vision in dim, shifting underwater light.
Fun Fact Database