The beaver (genus Castor) is a primarily nocturnal, large, semiaquatic rodent.
Castor includes ... A beaver's teeth grow continuously so that they will not be
worn down by chewing on wood. Their...
Feb 17, 2015 ... Even without brushing their teeth or drinking fluoridated water, beavers have
remarkably strong teeth good for gnawing on wood. A new study ...
The beaver's incisors (front teeth) are harder on the front surface than on the back
, and so the back wears faster. This creates a sharp edge that enables a ...
Beave r teeth turn orange from the iron content in the food they eat. The hard
orange enamel covers a softer layer underneath that constantly chisels away
Oct 13, 2015 ... Beavers have large teeth. Their upper incisors are from 20 to 25 mm long,
according to ADW. They continue to grow throughout a beaver's ...
Dec 7, 2013 ... The incisors on beavers can grow as much as 4 feet per year! Beaver teeth are
so strong that they are able to chew through large tree trunks.
The incisors of beaver are fortified with iron and appear a bright orange. Not only
does the iron give beavers the strength to cut through trees, it's ...
Feb 23, 2015 ... Beaver enamel is rich in iron—which is even more effective than fluoride at
staving off cavities. Christopher Intagliata reports.
According to Beaver Solutions, beavers have 20 teeth total in their jaws. They
consist of two incisors in the top jaw, two in the bottom jaw and 16 back teeth ...
Because the teeth have hard enamel up front and softer material called dentin in
the back, this rodent's teeth are self-sharpening! Beavers use these teeth to cut ...