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The six stages of lifespan development are: infancy, childhood, adolescence, early adulthood, middle age and older age. These reflect the biological, cognitive and psychosocial changes that occur during a person's lifeti... More »

www.reference.com Science Biology

Apes generally live for 40 to 50 years, with apes experiencing a slightly longer lifespan in captivity. The exact lifespan for an ape varies somewhat based on the species in question, of which there are a total of six. More »

www.reference.com Pets & Animals Mammals Apes

The lifespan of a fly is generally 15 to 30 days. Flies prefer temperatures between 75 and 80 degree Fahrenheit, so the warmer the environment, the longer the lifespan. The common house fly lives about a month when outdo... More »

www.reference.com Pets & Animals Bugs Stinging Insects
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The different stages of human life are fetus, infancy, childhood, adolescence, adulthood and old age. The human life cycle starts at fertilization, goes through the embryonic stage and the fetal stage. After fetal growth... More »

www.reference.com World View Social Sciences Anthropology

The standard age at which an adult's feet stop growing is a few years after adolescence, or around 21, according to the Maine Senior Guide. However, a few factors may necessitate that an adult wear a larger shoe size lat... More »

www.reference.com Science Biology

Multicellular organisms may evolve into large and complex beings, but they all begin as a single cell and pass through several defined stages of development. All beings, from small plants and insects to large elephants, ... More »

www.reference.com Science Biology

Developmental norms refer to milestones and stages of physical, cognitive or emotional development expected at any given age. Physical developments refer to changes in the body and the ability to control it. Cognitive de... More »

www.reference.com World View Social Sciences Psychology