10,000 Birds
JANUARY 1, 2014
These included Sunbird (United Kingdom), Birding Ecotours (South Africa), Aviatur (Colombia), and two teams from the USA; FieldGuides and Surbound Expeditions. Adam and Tim are experienced Florida birders with varying degrees of experience when birding the Tropical Rainforests. Birding Birding Rally'
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For example, if we hear distant thunder, we know that it was caused by a storm, or by lightning, or by the more precisely defined physical processes of ionized air (depending on how much we know about meteorology). A Hidden Causal Agent (HCA) is an entity that causes something to happen, where you can’t see the agent but you know what it is.
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