In other species: chicken , tammar wallaby , dog , domestic cat , pig , cattle , sheep

Possibly relevant human trait(s) and/or gene(s)s (MIM numbers): 212780 (trait) , 186100 (trait) , 186200 (trait) , 186300 (trait) , 604270 (gene)

Mendelian trait/disorder: unknown

Considered a defect: yes

Cross-species summary: Fusion of the claws (cleats or digits). Occurs in one, two, three or (rarely) four legs.