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.
How long can an humpback whale hold its breath? 3omillion seconds Humpbacks have been known to be down longer than 45 minutes, diving several hundred feet. When they rise, they exhale very loudly while sending a plume of coâ¦oled air up to 20 feet.