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Some horned lizards (Phrynosoma sp.) can squirt blood from their eyes. By constricting muscles, which prevents the flow of blood out of the head, blood pressure builds in the head until vessels in the inner corner of the eyes rupture, squirting blood up to 4 feet

Do geckos have suction cups on their toes? No. Thousands of fine, densely packed hair-like structures on the underside of the toes of most gecko species allow them to defy gravity by gripping the microscopic irregularities in apparently smooth vertical surfaces, such as aquarium walls. Ground dwelling leopard geckos lack these little hairs and have claws instead