Speech is defined as the ability to communicate thoughts, ideas, or other information by means of sounds that have clear meaning to others.
Many animals make sounds that might seem to be a form of speech. For example, one may sound an alarm that a predator is in the area. The sound warns others of the same species that an enemy is in their territory. Or an animal may make soothing sounds to let offspring know that a parent is present. Most scientists regard these sounds as something other than true speech.
Some animals can copy human...
Source: Encyclopedia of Science, ©2005 Gale Cengage. All Rights Reserved. Full copyright.
(The entire page is 1135 words.)
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