Radius (bone) ulna (center of the circle) to the edge of the radius (the circle). The ulna acts as the center point to the circle because when the arm is rotated the ulna does not move. In four-legged animals, the radius is the main load-bearing bone of the lower forelimb. Its structure is similar in most terrestrial tetrapods, but it may be fused with the ulna in some mammals (such as horses) and reduced or modified in animals with flippers or vestigial forelimbs. Radius (bone) The radius or radial bone is one of the two large bones of the forearm, the other
Bra Boys: Blood Is Thicker than Water Bra Boys: Blood Is Thicker than Water Bra Boys: Blood is Thicker than Water is a 2007 Australian Documentary film about a surf gang on Sydney's Maroubra Beach released in March 2007. The film details a story of the Bra Boys from the viewpoint of the gang members, particularly the Abbertons. Sunny Abberton wrote and co-directed the film with Macario De Souza. Actor Russell Crowe was producer and provided narration. The film's official cast included 49 well known surfers from Bra Boys members Evan Faulks and Richie 'Vas' Vaculik to ten-time world champion Kelly Slater. Other participating prominent surfers include