1 Hydrogen is the most abundant element in the universe. 2  Hydrogen isn't common in a pure form on Earth, but is mostly found as part of water. 3  Hydrogen is the main fuel of stars and the only fuel for red dwarfs. 4  The whole universe is thought to have been formed by a Hydrogen nucleus.
Noun. 1. hindlimb-a posterior appendage such as a leg or the homologous structure in other animals. hind limb. hind leg-the back limb of a quadruped. limb-one of the jointed appendages of an animal used for locomotion or grasping: arm; leg; wing; flipper. 1  Facebook.
The stifle is also known as the tibial femoral joint in the horse. Due to. anatomical structure of the stifle, and its location, it is the weakest joint of the horse1. The stifle joint is made up of four bones the femur, the tibia, the patella and a remnant. fibula. The fibula is a non-functional bone that is fused onto the tibia. The patella, a. sesamoid bone, submerged with in the quadriceps tendon, functioning as a pulley, similar as in the human knee and quadriceps.