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Western-style cowboy spurs with rowels, chap guards and buttons for the spur straps. A spur is a metal tool designed to be worn in pairs on the heels of riding boots for the purpose of directing a horse or other animal to move forward or laterally while riding. It is usually used to refine the riding aids (commands) and to back up the natural ...
Spur (zoology) Rooster with spurs on the lower legs. Spur-winged lapwing in flight with wing spurs clearly visible on the leading edge of the wings. A spur is an outgrowth of bone covered in a sheath of horn found in various anatomical locations in some animals. Unlike claws or nails, which grow from the tip of the toes, spurs form from other ...
The Order of the Spur is a Cavalry tradition within the United States Army. Soldiers serving with Cavalry units (referred to as "Troopers") are inducted into the Order of the Spur after successfully completing a "Spur Ride" or for having served during combat as a member of or with a Cavalry unit. A trooper who has earned both Silver and Gold ...
Orion Arm. The Orion Arm, also known as the Orion–Cygnus Arm, is a minor spiral arm within the Milky Way Galaxy spanning 3,500 light-years (1,100 parsecs) in width and extending roughly 20,000 light-years (6,100 parsecs) in length. [2] This galactic structure encompasses the Solar System, including Earth.
A nectar spur is a hollow extension of a part of a flower. The spur may arise from various parts of the flower: the sepals, petals, or hypanthium, and often contain tissues that secrete nectar (nectaries). [1][2] Nectar spurs are present in many clades across the angiosperms, and are often cited as an example of convergent evolution. [3]
Platypus venom. The venom-delivering spur is found only on the male's hind limbs. The platypus is one of the few living mammals to produce venom. The venom is made in venom glands that are connected to hollow spurs on their hind legs; it is primarily made during the mating season. [ 1 ] While the venom's effects are described as extremely ...
Rheumatology. An exostosis, also known as a bone spur, is the formation of new bone on the surface of a bone. [ 1 ] Exostoses can cause chronic pain ranging from mild to debilitatingly severe, depending on the shape, size, and location of the lesion. It is most commonly found in places like the ribs, where small bone growths form, but sometimes ...
FMA. 75815. Anatomical terminology. [edit on Wikidata] The supracondylar process of the humerus (also known as an avian spur) is a variant bony projection on the anteromedial aspect of the upper arm bone (humerus), about 5–6 cm above the medial epicondyle. [1] It is directed downward, forward and medially pointing to the medial epicondyle.