1 | It is the world' s largest cat, weighing up to 300 kilograms. | |
2 | Kangaroos live and travel in groups of up to 100. | |
3 | They can reach speeds of up to 25mph and would travel along their own narrow road system. | |
4 | Treatment can cost thousands of dollars per year and is not available to most patients in developing countries. | |
5 | Up near the jet stream above New York, the wind power density can reach 16 kilowatts per square meter. |