Danio margaritatus of the celestial pearl danio, it was scientifically described and given the genus name "Celestichthys". In 2008, a more comprehensive study showed the celestial pearl danio was a member of the genus "Danio", with "Danio erythromicron" and "Danio choprae" as its closest relatives. The fish lives in small ponds created by seeping groundwater or overflow from small brooks or springs. Water temperature in January was rather low (22–24 °C), but as the habitat is very shallow, it would heat up quickly during hot spells, thus "D. margaritatus" is probably tolerant of temperatures above the low 20s. As in most water
What Is a Nation? What Is a Nation? "What is a Nation?" ("Qu'est-ce qu'une nation?") is an 1882 lecture by French historian Ernest Renan (1823–1892), known for the statements that a nation is "a daily referendum", and that nations are based as much on what the people jointly forget, as what they remember. It is frequently quoted or anthologized in works of history or political science pertaining to nationalism and national identity. Renan wrote "What is a Nation" in order to symbolize the nationalism which was born in France as a result of the French Revolution of 1789. Renan begins his essay by noting