A university is an institution of higher education and research which grants academic degrees in a variety of subjects and provides both undergraduate …
A mountain is a large landform that stretches above the surrounding land in a limited area usually in the form of a peak. A mountain is generally stee …
This is a book for children. Birds (class Aves or clade Avialae) are feathered, winged, bipedal, endothermic (warm-blooded), egg-laying, vertebrate an …
Paradise Lost is an epic poem in blank verse by the 17th-century English poet John Milton (1608-1674). It was originally published in 1667 in ten book …
Felidae is the biological family of the cats; a member of this family is called a felid. The most familiar felid is the domestic cat, which first beca …
The order Cetacea /sɨˈteɪʃⁱə/ includes the marine mammals commonly known as whales, dolphins, and porpoises. Cetus is Latin and is used in biological …