Анотація:
The data of our investigations show that the proportions of pelvic limb links in quadrupeds should be considered as a result of long adaptative rearrangement and optimization in conformity with the body mass, support type, locomotion paces and «accessory» functions as well as with the type of ground.
During transition of animals in the course of historic development from plantigrading passing digitigrading to unguligrading there occurs a subsequent breaking of basipodium, metapodium and some part of acropodium contacts with the ground.