Beaver teeth are tough and resistant to tooth decay thanks to iron-laced enamel, new research suggests. This beaver specimen is from Jackson Bottom Wetlands Preserve in Hillsboro. (Tom Brandt ...

life 'Justin Beaver' chips 2 front teeth after falling A young beaver - creatively named Justin Beaver - is recovering from his injuries after tumbling off of Boulder Falls.

Because the orange enamel on the front of their teeth wears away more slowly than the white dentin on the back, a beaver’s teeth self-sharpen as it chews on trees. 8. Dams help beavers avoid ice.

"A beaver's teeth are chemically different from our teeth, not structurally different," Joester said. "Biology has shown us a way to improve on our enamel." The discovery could lead to a better ...

The City Council and staff have yet to decide the beavers' fate. Meanwhile, the beaver family continues to grow: Four babies were born this spring, bringing the total population to eight.

Scientists look at chemical composition of beaver teeth for clues in the battle against tooth decay. Beaver tooth enamel contains iron, which protects against decay, claim scientists.

Workers clad in chest-high waders used brute force to continue breaking up a beaver dam clogging Beaver Dam Ditch near Blaine Street and 93rd Avenue in Crown Point. Using rakes and shovels, the men… ...

Now Samantha Hopkins of the University of Oregon has the answer. The mountain beavers don’t need those teeth now, but they did about 10 to 15 million years ago, which is when these teeth ...