BIRDS AND MAMMALS. “Birds cannot regenerate limbs at any stage of development and, surprisingly, mammals have slightly better limb regenerative capacity than that of birds.”
http://onlinelibrary.wiley.com/doi/10.1111/j.1440-169X.2007.00973.x/full
BIRDS AND MAMMALS. “Birds cannot regenerate limbs at any stage of development and, surprisingly, mammals have slightly better limb regenerative capacity than that of birds.”
http://onlinelibrary.wiley.com/doi/10.1111/j.1440-169X.2007.00973.x/full