Which mammals have no teeth?
- Life Science, Science Fun Facts
- September 21, 2012
If you’ve ever taken a mouth full of seawater, you already know that the oceans are very salty. About 70% of our planet is covered by water, and most of that water is contained in the world’s oceans. That’s a lot of salty water! But have you ever wondered how much salt is in theREAD MORE