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salmon, in zoology
(Encyclopedia)salmon sămˈən [key], member of the Salmonidae, a family of marine fish that spawn in freshwater, including the salmons, the trouts, and the chars (subfamily Salmoninae), the whitefish and the cisco...python, in zoology
(Encyclopedia)python pīˈthŏn [key], name for nonvenomous constrictor snakes of the boa family, found in the tropical regions of Africa, Asia, Australia, and the S Pacific islands. Pythons climb and swim expertly...nautilus, in zoology
(Encyclopedia)nautilus or chambered nautilus, cephalopod mollusk belonging to the sole surviving genus (Nautilus) of a subclass that flourished 200 million years ago, known as the nautiloids. The spirally coiled sh...rhea, in zoology
(Encyclopedia)rhea rēˈə [key], common name for a South American bird of the family Rheidae, which is related to the ostrich. Weighing from 44 to 55 lb (20–25 kg) and standing up to 60 in. (152 cm) tall, the rh...ray, in zoology
(Encyclopedia)ray, extremely flat-bodied cartilaginous marine fish, related to the shark. The pectoral fins of most rays are developed into broad, flat, winglike appendages, attached all along the sides of the head...zoology
(Encyclopedia)zoology, branch of biology concerned with the study of animal life. From earliest times animals have been vitally important to man; cave art demonstrates the practical and mystical significance animal...Frisch, Karl von
(Encyclopedia)Frisch, Karl von frĭsh [key], 1887–1982, Austrian zoologist, b. Vienna, Austria. He studied zoology with Richard von Hertwig, whom he later succeeded as professor of zoology at Munich Univ. For his...Medawar, Sir Peter Brian
(Encyclopedia)Medawar, Sir Peter Brian mĕdˈəwär [key], 1915–87, British zoologist, b. Brazil. After graduate work at Oxford, he held research and teaching posts there. He was professor of zoology (1947–51) ...cuneiform
(Encyclopedia) CE5 Examples of the development of cuneiform cuneiform kyo͞onēˈĭfôrm [key] [Lat.,=wedge-shaped], system of writing developed before the last centuries of the 4th millennium b.c. in the lower ...alphabet
(Encyclopedia) CE5 Examples of letters in various alphabets (arrows indicate the direction of reading) alphabet [Gr. alpha-beta, like Eng. ABC], system of writing, theoretically having a one-for-one relation bet...Browse by Subject
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