Tibiotarsus that a turkeyMany of you gained this one! it IS a turkey bone and is from the leg, yet which bone is it? It's the tibiotarsus, or lengthy bone that the lower leg. In mammals the bone is well-known as the tibia, so why is it called the "tibiotarsus" in birds? Well, it's more than just a tibia. It's in reality a tibia with tarsal (ankle) skeletal fused right into the distal finish of the bone. You deserve to see in the photo that the form of the distal finish of the turkey tibiotarsus each other the tarsal bone (astragalus) in deer the articulates with the tibia. This fusion of the tibia with the proximal tarsal bones is present in birds and acts to aid in soaking up the stress and anxiety of landing, takeoff, and also running.

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Deer tibia with tarsal bone (upper) and also turkey tibiotarsus (lower)
The tibiotarsus is additionally what you are holding top top to once you're eating a turkey or chicken drumstick. Many people assume that the drumstick is the femur but it's in reality the lower leg v the calf muscles. For this reason the following time you're having turkey in ~ a vacation dinner and someone asks friend what component of the turkey friend want, you can now say "I'll have the tibiotarsus please"! through the way, the turkey bone in the image was part of mine family's Thanksgiving dinner in 1981. If you're a bone nerd like me, girlfriend don't permit them go to waste!
Turkey tibiotarsus from an historical site (left) and contemporary turkey (right)
It's additionally interesting come look at the tibiotarsus that a wild turkey native an archaeological site compared with a contemporary commercially-raised turkey (photo). Wild turkeys and also domestic turkeys are all the same species (Meleagris gallopavo) but modern commercially-raised turkeys space bred to be nearly twice the weight of your wild counterparts. They flourish fast and also abnormally large, and sometimes can have crippling foot abnormalities.

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