blue hands or feet can be a sign of an issue with your bodys system of delivering oxygen-rich blood to the tissues of your hands and feet. Purple or blue feet may be a sign of an underlying health condition. Some possible causes of foot discoloration include injuries, raynauds disease, peripheral arterial disease, and frostbite. Peripheral cyanosis is when the fingertips, hands, or feet turn blue or green. This happens when those extreme body parts are not getting enough oxygen from the blood. The blue-footed booby (sula nebouxii) is a marine bird native to subtropical and tropical regions of the eastern pacific ocean. It is one of six species of the genus sula known as boobies. It is easily recognizable by its distinctive bright blue feet, which is a sexually selected trait. Males display their feet in an elaborate mating ritual by lifting them up and down while strutting before. 50 videos play all mix - feet - ad blue official music video youtube declan mckenna - brazil (official video) - duration 420. blue feed, red feed see liberal facebook and conservative facebook, side by side. Facebooks role in providing americans with political news has never been strongeror more controversial. Scholars worry that the social network can create echo chambers, where users see posts only from like-minded friends and media sources. At blue foot membranes a top international team of technical experts and business entrepreneurs are working together to succeed in our mission. We do this everyday by supplying municipalities, industrial customers, original equipment manufacturers and engineering companies around the world with state of the art ipc membranes.