Did You Know?
Below are facts that you may not have known before or that may surprise you. (Go to the blog to respond to any of these facts.)
Sharks keep swimming! They never stop moving! If a shark stops swimming, the shark will start to sink.
Sand tiger sharks adjust their buoyancy by burping which is when they gulp and expell air at the surface. (They are the only sharks known to do so) This allows the shark to hover almost mmotionless in the water column.
Sand tiger sharks adjust their buoyancy by burping which is when they gulp and expell air at the surface. (They are the only sharks known to do so) This allows the shark to hover almost mmotionless in the water column.