Because it is as fast as they move and when they meet a
faster predator (mountain lion or wolf) they get eaten.
When they meet humans they are either fed by slow walking
people or shot by fast moving bullets.



"Peter Duniho" wrote in
message ...
| "John Gaquin" wrote in message
| . ..
| There's nothing in their brains that can reconcile
another creature moving
| at 45-60 mph.
|
| You say that based on what facts?
|
| It may well be outside that particular deer's experience,
or the deer may
| well just be a poor judge of closing rate (especially in
the dark with the
| primary object viewed being an artificial light source).
But I see no
| reason to think that deer are inherently unable to
comprehend and correctly
| respond to another object moving 45-60 mph. What makes
you think that they
| are?
|
| Pete
|
|