Re: Brain Development

Ralph L Holloway (rlh2@COLUMBIA.EDU)
Sun, 5 Feb 1995 12:24:01 -0500

One of my favorite examples is Lingula, the brachiopod (somewhat like a
clam except the axis of symmetry is very different) which has been around
a few hundred million years also. Doesn't take a concentrated gangionic
mass of nerve cells to inhabit an ecological niche for a very long time.
Among birds, the crows are famous for their 'encephalised' brain and
their smarts. Be interesting to know their derivation and phylogenetic
R. Holloway.On Sat, 4 Feb 1995, Read, Dwight ANTHRO wrote:

> James B. writes:
> " Dumb species don't hang around for very long."
> Let's see. Cockroaches have been around for about 400 million years with
> little change. That must put them pretty high on the intelligence scale.
> D. Read