The Canadian dollar (symbol : $ ; code: CAD) is the currency of Canada. It is abbreviated with the dollar sign $ , or sometimes C$ to distinguish it from other dollar-denominated currencies. It is divided into 100 cents.
14. View. comments. The sperm whale is able to hold its breath underwater for up to 90 minutes because of a unique protein in its blood, an international team of scientists has discovered. The huge mammal will often dive up to 3km deep under water for more than an hour in search of food.
The largest blue whale believed to have existed in Sub-Antarctic waters. It goes without saying that blue whale organs should also be the biggest in the animal kingdom in that the tongue weighs around 2.7 metric tons (3.0 short tons) which is capable to hold 90 metric tons (99 short tons) of food.