I guess the question is whether these or other-mentioned modern alternatives are really affecting selection (as in decreasing reproductive fitness) or are simply having an effect on mortality...
Kristina Pendergrass > How about modern alternatives to big predators such as traffic, > accidents with tools etc, abuse of alcohol and drugs, or a combination > of all of the above? I would say that in these modern times, there is > still plenty of possibilities to get hurt. > > Jasja Dekker > > PhD student > Resource Ecology Group > Dept. Environmental Sciences, Wageningen University > > On 2/10/06 11:01 AM, "Buffington, Matt" <[EMAIL PROTECTED]> wrote: > >> This is another very broad question that has been bothering me lately. > >> = Are there any current natural selective pressures on humans? I'd >> say = this is mainly for developed countries. I see lots of people >> that are = old enough to reproduce that never would have long ago. I >> hesisate to = list things that may have led to an early dimise but >> there are lots of = them. As far as I know, there are no lions, bears > >> or wolves hanging out = in my office building waiting to pounce on the > >> old, very young, infirm, = or stupid. Just curious. >> =20 >> Matt Buffington >> Indianapolis, IN >
