I think that just cause we use speech that it is the only way is
a bit of speciesial bias). Yes, many animals use other senses and
means to communicate..

Example given about giving off and being able to detect
electrical impulses, yes sounds like psionics, but what is
psionics? But the ability to detect the electrical or other
impulses of a brain..

Chemcial is another way to communicate..  As well as visual, of
course does not mean the visual has to be in the range of

I know of whole sci-fi novels where the two species/cultures had
to figure out how to communicate..


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