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 Blue Whale is the largest known mammal that has ever lived, and the largest living animal, at up to 110 feet long and 150 tons. Most whales are quite active in the water. They jump high, or breach, out of the water and land back in the water.he Blue Whale is the largest known mammal that has ever lived, and the largest living animal, at up to 110 feet long and 150 tons. Most whales are quite active in the water. They jump high, or breach, out of the water and land back in the water.