HEARING ABILITYDOPPLER EFFECTULTRASOUNDFIND OUT MORESound can be low-pitched, like the rumble of a large truck, or high-pitched, like a whistle. The pitch of a sound depends on the frequency of…
WHAT IS THE WORST PROBLEM FACING WILDLIFE? WHY ARE ISLAND SPECIES ESPECIALLY AT RISK? EXTINCTIONFIND OUT MOREAll over the world, plant and animal species are now at risk of EXTINCTION because of…
DO ANIMALS HAVE BETTER SENSES THAN US? CAN ANIMALS SEE AT NIGHT? WHICH ANIMALS HAVE EXTRA SENSES? ECHOLOCATIONFIND OUT MOREAnimals use their senses to find out about the world around them. Most…
(Encyclopedia) acaciaacaciaəkāˈshə [key], any plant of the large leguminous genus Acacia, often thorny shrubs and trees of the family Leguminosae (pulse family). Chiefly of the tropics and subtropics…
(Encyclopedia)
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Foot
foot, in anatomy, terminal part of the land vertebrate leg. The term is also applied to any invertebrate appendage used either for locomotion or attachment, e.g., the legs…
(Encyclopedia) flea, common name for any of the small, wingless insects of the order Siphonaptera. The adults of both sexes eat only blood and are all external parasites of mammals and birds. Fleas…
(Encyclopedia) panda, name for two unrelated nocturnal Asian mammals of the order Carnivora, red pandas, genus Ailurus, and the giant panda, Ailuropoda melanoleuca.
Red pandas, also known as lesser…
(Encyclopedia) Vonnegut, Kurt, Jr.Vonnegut, Kurt, Jr.vŏnˈəgət [key] 1922–2007, American novelist, b. Indianapolis. After serving in World War II, he worked as a police reporter and wrote short…
Vojislav KostunicaYugoslavia's new president is both a Western liberal and Serb nationalist by David Johnson President Vojislav Kostunica addresses the federal parliament on Oct. 7, 2000,…