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Animal & Plant Domestication

Animal & Plant Domestication. What does it take for an animal to be domesticated?. Flexible Diet Reasonably fast growth rate Ability to bred in captivity Pleasant disposition Calm nature Social. Bezoar Goat. What does it take for plants to be domesticated?. Must taste good

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Animal & Plant Domestication

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  1. Animal & Plant Domestication

  2. What does it take for an animal to be domesticated? • Flexible Diet • Reasonably fast growth rate • Ability to bred in captivity • Pleasant disposition • Calm nature • Social Bezoar Goat

  3. What does it take for plants to be domesticated? • Must taste good • Seeds must stay in sheath until harvested (wild plants tend to “shatter” or leave the sheath early) • Must grow in dry climates • Produce a large number of edible seeds • Produce large seeds Teosinte, Ancestor of corn

  4. Why Farm? • As populations grew, more difficult to hunt and gather enough food • Climate change after last ice age promoted several new species of plants that were suitable for cultivation • Traveling with young and elderly difficult • Steady supply of food source

  5. Early Domestication • Early humans probably started out as herders, herding animals to new pastures • Along the way they noticed which plants the animals ate and collected these seeds • These seeds were planted to provide feed for the animal • Individual plants were chosen based on there desirable traits (Phenotype), such as large number of seeds

  6. Domestication Timeline 10000 BC 9800 BC 8500 BC 7000 BC 6800 BC 5000 BC Dog Wheat Barley Cattle Rice Horses Chick peas Beans Sheep Goats

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