Animals have teeth, too. But animal teeth are not all the same. Beavers have long flat teeth. Their teeth are strong. Beaver teeth are made of iron. Beavers use their teeth to chew through wood.
Photo Credit: mauritius images GmbH/Alamy Stock Photo
In the Know
Mammals Cool Themselves in Unique Ways
Mammals use moisture to cool off when they are hot. … read more
In the Know
What’s in a Name?
Names are important. Sometimes names change. Let’s look at the … read more
In the Know
Remembering Pelé
Pelé helped Brazil win the World Cup again in 1970. … read more