Bok
05-13-2013, 08:48 PM
Dental stem cells enable the reptile to grow new teeth every year
More... (http://www.sciencenews.org/view/generic/id/350382/title/News_in_Brief_The_secret_behind_the_alligators_toothy_smile)
More... (http://www.sciencenews.org/view/generic/id/350382/title/News_in_Brief_The_secret_behind_the_alligators_toothy_smile)