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blue jay

(Encyclopedia) blue jay, common name for a familiar bird (Cyanocitta cristata) of central and E North America, allied to the crow, the raven, and the magpie, belonging to the family Corvidae. Almost…

Vaccines

Source: The U.S. Food and Drug Administration (FDA)Why do we need vaccines? Vaccines protect us against deadly diseases like measles, mumps and whooping cough.How do vaccines work? When you…

leopard

(Encyclopedia) leopard, large carnivore of the cat family, Panthera pardus, widely distributed in Africa and Asia. It is commonly yellow, buff, or gray, patterned with black spots and rings. The…

mongoose

(Encyclopedia) mongoose, name for a large number of small, carnivorous, terrestrial Old World mammals of the civet family. They are found in S Asia and in Africa, with one species extending into S…

tin

(Encyclopedia) tin, metallic chemical element; symbol Sn [Lat. stannum]; at. no. 50; at. wt. 118.710; m.p. 231.9681℃; b.p. 2,270℃; sp. gr. 5.75 (gray), 7.3 (white); valence +2 or +4. Tin exhibits…

mildew

(Encyclopedia) mildew, name for certain fungi and protists, for the diseases they cause in various crops, and for the discoloration (and sometimes the weakening and disintegration) they cause in such…

markhor

(Encyclopedia) markhormarkhormärˈkôr [key], wild goat, Capra falconeri, found in the rugged mountains of central Asia, from S Russia to the W Himalayas. Largest of the goats, the male may stand over…

Marshall, Kerry James

(Encyclopedia) Marshall, Kerry James, 1955–, American painter, b. Birmingham, Ala., B.F.A. Otis Art Institute (now Otis College of Art and Design), Los Angeles, 1978. A figurative and narrative…

Karakul sheep

(Encyclopedia) Karakul sheepKarakul sheepkărˈəkəl [key], breed native to central Asia. The newborn lambs usually have tightly curled black fur and are skinned before they are three days old to…