Bird feet and legs only a small extension of the cnemial crest. In grebes both a normal patella and an extension of the cnemial crest are found. The fibula is reduced and adheres extensively to the tibia, usually reaching two-thirds of its length. Only penguins have full-length fibulae. The bird knee joint between the femur and tibia (or rather tibiotarsus) points forwards, but is hidden within the feathers. The backward-pointing "heel" (ankle) that is easily visible is a joint between the tibiotarsus and tarsometatarsus. The joint inside the tarsus occurs also in some reptiles. It is worth noting here that the name "thick knee"
Tibia Micro Edition will let no creature get between you and the fame you have sworn to achieve. Let the evil hordes beware... In Tibia, your adventure will not simply end once a final, concluding aim has been achieved. Tibia is a huge and mysterious place, and you can go wherever you want to go. Of course, your character will become stronger and stronger from your level to level on the way, but you will always find new challenges that will keep you going. Also, there will always be new interesting people you can meet. The world of Tibia is a busy place