This Blog presents zoology in a new perspective in tandem with new emerging e-trends and zoological applications
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Wednesday, December 18, 2013
why do humans need to brush their teeth while animals do not
Our teeth are designed for eating all sorts of things. The sharp ones at the
front (incisors and canines) are good for biting and ripping, and the wide ones
at the back (molars) are good for grinding. But modern people eat a lot of soft
processed food that is delicious for us, but also for the bacteria who live in
our teeth. We don’t need to chew this soft food as much and it stays stuck in
out teeth, making a perfect meal for bacteria in your gums that can then start
to dissolve away your teeth, and then your bone. Nasty stuff.
Wild animals don’t have that problem so much, because they don’t have the
luxury of processed food. They have to chew, grind and rip anything they eat,
and as well as breaking up the food, it also rubs any little bits away, so there
is nothing left for the bacteria to feed on. But animals do still get some tooth
problems, they just don’t have a dentist to go to. As Adam says, it can often be
fatal…
Wild animals don’t have that problem so much, because they don’t have the luxury of processed food. They have to chew, grind and rip anything they eat, and as well as breaking up the food, it also rubs any little bits away, so there is nothing left for the bacteria to feed on. But animals do still get some tooth problems, they just don’t have a dentist to go to. As Adam says, it can often be fatal…