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Palaeologus

(Encyclopedia)Palaeologus pālēŏlˈəgəs [key], Greek dynasty that ruled the Byzantine Empire from its restoration in 1261 to its final conquest by the Turks in 1453. The first emperor was Michael VIII, restorer...

meteorite

(Encyclopedia)meteorite, meteor that survives the intense heat of atmospheric friction and reaches the earth's surface. Because of the destructive effects of this friction, only the very largest meteors become mete...

fur

(Encyclopedia)fur, hairy covering of an animal, especially the skins of animals that have thick, soft, close-growing hair next to the skin itself and coarser protective hair above it. The underhair is frequently ca...

rhinoceros

(Encyclopedia)rhinoceros, massive hoofed mammal of Africa, India, and SE Asia, characterized by a snout with one or two horns. The rhinoceros family, along with the horse and tapir families, forms the order of odd-...

complexity

(Encyclopedia)complexity, in science, field of study devoted to the process of self-organization. The basic concept of complexity is that all things tend to organize themselves into patterns, e.g., ant colonies, im...

feathers

(Encyclopedia)CE5 Structure of a bird feather feathers, outgrowths of the skin, constituting the plumage of birds. Feathers grow only along certain definite tracts (pterylae), which vary in different groups of ...

Saxe-Coburg

(Encyclopedia)Saxe-Coburg săks-kōbərg [key], Ger. Sachsen-Coburg, former duchy, central Germany. A possession of the Ernestine branch of the house of Wettin, it was given by Ernest the Pious (d. 1675) of Saxe-Go...

sturgeon

(Encyclopedia)sturgeon, primitive fish of the northern regions of Europe, Asia, and North America. Unlike evolutionarily advanced fishes, it has a fine-grained hide, with very reduced scalation, a mostly cartilagin...

bison

(Encyclopedia)bison, large hoofed mammal, genus Bison, of the cattle family. Bison have short horns and humped, heavily mantled shoulders that slope downward to the hindquarters. The European bison, or wisent, Biso...

gorilla

(Encyclopedia)gorilla, an ape, genus Gorilla, native to the lowland and mountain forests of western and central equatorial Africa. The two gorilla species are the western, comprising the western lowland (G. gorilla...