The Polynesian rat, or Pacific rat (Rattus exulans), known to the MÄori as kiore, is the third most widespread species of rat in the world behind the brown rat and black rat.he Polynesian rat is similar in appearance to other rats, such as the black rat and the brown rat. It has large, round ears, a pointed snout, black/brown hair with a lighter belly, and comparatively small feet.
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For other types of power, see Power. In physics, power is the rate of doing work. It is the amount of energy consumed per unit time. Having no direction, it is a scalar quantity. In the SI system, the unit of power is the joule per second (J/s), known as the watt in honour of James Watt, the eighteenth-century developer of the steam engine.