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DK Nature: Sponges

HOW DO SPONGES FEED? SPONGE CLASSIFICATIONFIND OUT MOREThese animals look like plants or fungi, but they are actually simple invertebrates. Most sponges dwell in salt water, spending their lives…

cave

(Encyclopedia) cave, a cavity in the earth's surface usually large enough for a person to enter. Caves may be formed by the chemical and mechanical action of a stream upon soluble or soft rock, of…

The Old Man and the Sea

Distributor:Direct Cinema Limited Presents a stunning fine art adaptation of Ernest Hemingway’s classic novel, The Old Man and the Sea, by world-renowned Russian animator Alexander Petrov who uses…

Doris Day

(Doris Kappelhoff)singer, actressBorn: 4/3/1924Birthplace: Cincinnati, Ohio America's No.1 female box office attraction during the late 1950s and '60s, she starred in a number musicals, comedies,…

DK Earth: Farming

WHICH KINDS OF ANIMALS ARE DOMESTICATED? HOW HAVE MODERN CROPS BEEN DEVELOPED? WHAT ARE STAPLE FOOD CROPS? WHERE IS RICE GROWN? MECHANIZED FARMING WHAT IS ORGANIC FARMING? FIND OUT MOREThousands…

DK Nature: Worms

WHERE DO WORMS LIVE? HOW DO WORMS SENSE THEIR SURROUNDINGS? WORM CLASSIFICATIONPARASITESFIND OUT MOREEarthworms are the most familiar worms, but there are thousands of other types of these soft,…

taxis

(Encyclopedia) taxistaxistăkˈsĭs [key], movement of animals either toward or away from a stimulus, such as light (phototaxis), heat (thermotaxis), chemicals (chemotaxis), gravity (geotaxis), and…

dip

(Encyclopedia) dip, in agriculture, method of treating animals (chiefly livestock) infested with skin parasites such as mites, ticks, and warbles. The animal is dipped into or forced to swim through…

bone meal

(Encyclopedia) bone meal, finely ground bone used as a fertilizer for its content of phosphate and nitrogen (about 23%–30% available phosphate and 2%–4% nitrogen); it is an expensive form of…