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.
Mystery of how sperm whales hold their breath for 90 minutes solved as scientists discover the key is unique protein in their blood.
In 2014, the Curvier beaked whale broke the record for the mammal that could hold its breath underwater the longest.The longest dive was recorded at 2 hours and 17 minutes. It was previously thought that elephant seals could hold their breath the longest, with a record of 2 hours. Although they arenât mammals, sea turtles hold the record for the animal that can hold its breath the longest underwater. When resting, sea turtles can stay underwater for days. On average, sea turtles can hold their breath for 4 â 7 hours. Green sea turtles can hold their breath for as long as five hours, whereas Loggerhead sea turtles hold the record for the longest documented dive, remaining underwater for longer than 10 hours. How do humans compare? Compared to these amazing aquatic mammals, humans still have a long way to go.