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viper

(Encyclopedia)viper, any of a large number of heavy-bodied, poisonous snakes of the family Viperidae, characterized by erectile, hypodermic fangs. The fangs are folded back against the roof of the mouth except when...

Odum, Eugene Pleasants

(Encyclopedia)Odum, Eugene Pleasants, 1913–2002, American ecologist, b. Newport, N.H., Ph.D. Univ. of Illinois, 1939; son of Howard W. Odum. He joined the department of zoology at the Univ. of Georgia in 1940, ev...

Philoctetes

(Encyclopedia)Philoctetes fĭlŏktēˈtēz [key], in Greek mythology, son of Poias. He acquired, by gift, the bow and arrow of Hercules by lighting the pyre on which the hero was consumed alive. On his way to the T...

Jackson Hole

(Encyclopedia)Jackson Hole, fertile Rocky Mt. valley, c.50 mi (80 km) long and 6 to 8 mi (9.6–12.8 km) wide, NW Wyo., partly in Grand Teton National Park. Jackson Lake, 39 sq mi (101 sq km), a natural lake throug...

bluefish

(Encyclopedia)bluefish, voracious marine fish of the family Pomatomidae, resembling the pompano but more closely related to the sea basses (see bass, in zoology). Bluefish are found in the warm waters of the Indian...

house plants

(Encyclopedia)house plants, varied group of plants grown indoors and requiring no special care. They are usually grown singly in pots, but can also be grouped and planted together in dish gardens and terrariums. So...

Driesch, Hans Adolf Eduard

(Encyclopedia)Driesch, Hans Adolf Eduard häns äˈdôlf āˈdo͞oärt drēsh [key], 1867–1941, German philosopher, b. Bad Kreuznach, grad. (zoology) Univ. of Jena, 1889. His early interest in biology was gradual...

Gesner, Konrad von

(Encyclopedia)Gesner, Konrad von kônˈrät fən gĕsˈnər [key], 1516–65, Swiss scientist and bibliographer. Gesner was noted for his scholarship and erudition in almost every field of knowledge. He lived in Z�...

Weismann, August

(Encyclopedia)Weismann, August ouˈgo͝ost vīsˈmän [key], 1834–1914, German biologist. He taught zoology at the Univ. of Freiburg from 1866 to 1912. He is known as the originator of the germ-plasm theory of he...

invertebrate

(Encyclopedia)invertebrate ĭnˌvûrˈtəbrət, –brātˌ [key], any animal lacking a backbone. The invertebrates include the tunicates and lancelets of phylum Chordata, as well as all animal phyla other than Chor...