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A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors . PIR sensors are commonly used in security alarms and automatic lighting applications.
Dybowski's twinspot (Euschistospiza dybowskii) is a common species of estrildid finch found in Africa. It has an estimated global extent of occurrence of 450,000 km 2.. It is found in Cameroon, Central African Republic, Chad, The Democratic Republic of the Congo, Côte d'Ivoire, Guinea, Liberia, Nigeria, Senegal, Sierra Leone, South Sudan and Uganda.
The provincial government of Nova Scotia stated in February 2007 that it would like to move towards preventing the sale of incandescent light bulbs in the province. [77] In April 2007, Ontario's minister of energy, Dwight Duncan, announced the provincial government's intention to ban the sale of incandescent light bulbs by 2012. [78]
Green-backed twinspot in Budongo Forest, Uganda. The green backed twinspot prefers its privacy in regards to breeding. Males in the breeding season will raise their heads, looking straight up while "dancing" on the perch next to the female, moving in a side-stepping fashion. The female, if receptive, will crouch down and point her tail to the male.
The genus Hypargos was introduced in 1862 by the German naturalist Ludwig Reichenbach to accommodate the pink-throated twinspot. [1] [2] The name combines the Ancient Greek hypo meaning "beneath" with Argos from Argus Panoptes, the many-eyed giant in Greek mythology. [3]
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