| Also the average degree of polydactylism is much greater in the silkie than in the Houdan crosses. |
| Polycystic kidneys, internal hydrocephalus and polydactylism in newborn siblings. |
| So we reach the conclusion that, as in polydactylism, so in syndactylism dominance is very imperfect. |
| Despite the obscuration of imperfect dominance, polydactylism in poultry proves itself to be a unit-character that segregates. |
| Although Polydactylism is not particularly rare, it is extremely uncommon for an extra digit on each hand and foot, reports the Telegraph. |
| Devendra Harne, pictured above, also has 25 in total as a result of the condition polydactylism. |
