<cheney-3001990103430001 at pool0014-max1.ucla-ca-us.dialup.earthlink.net>,
cheney at ucla.edu (Michael C. Cheney) writes:
>>In article <email@example.com>, rhall at uvi.edu (Richard
>>| Natural selection does not appear to favor humans or dolphins of extreme
>| intelligence...at least there is no evidence that the mean has shifted one
>| way or the other. It is only sufficient that animals possess sufficient
>>What is your basis for this statement? Are you saying that there is no
>evidence that the average human intelligence has changed throughout
>evolutionary history? What time scale are you thinking of, and what
>evidence is there that it hasn't changed?
I guess intelligence is just one of the tools for success along with speed,
Evolution will try to optimise these various 'tools of success' to suit the
animal's environment. To a tiger, speed and agility are more important than
Intelligence is important to humans.
Teeth are importand to tigers.