(Encyclopedia) fer-de-lancefer-de-lancefĕrˌ-də-lănsˈ [key], highly poisonous snake, Bothrops atrox, found in tropical South America and the West Indies. A pit viper, related to the bushmaster and the…
(Encyclopedia) old English sheepdog, breed of large, wiry working dog developed in England in the early 19th cent. It stands from 21 to 25 in. (53.3–63.5 cm) high at the shoulder and weighs from 55…
(Encyclopedia) borzoiborzoibôrˈzoi [key], breed of tall, swift hound developed in Russia in the early 17th cent., also called Russian wolfhound. It stands from 26 to 31 in. (66–81.2 cm) high at the…
(Encyclopedia) affenpinscheraffenpinscherăfˈənpĭnˌshər [key], breed of toy dog perfected in Europe at the end of the 19th cent. It stands from 8 to 10 in. (20.3–25.4 cm) high at the shoulder and…
(Encyclopedia) Skye terrier, breed of sturdy, short-legged terrier developed in the northwestern islands of Scotland more than four centuries ago. It takes its name from the principal island in the…
(Encyclopedia) verdigrisverdigrisvûrˈdəgrēsˌ [key], one of three copper acetates: blue verdigris, Cu(CH3COO)2·CuO·6H2O; green verdigris, 2Cu(CH3COO)2·CuO·6H2O; or neutral verdigris, Cu(CH3COO)2·H2O;…
(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…
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…
(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…
(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…
