[Paladin2]

"They don't leave fossils, so scientists have begun scouring the DNA of various organisms, looking for evidence of ancient infections. "

This sounds like a worthwhile effort. Maybe Darwin was on to something with the finches.

[knarf]

[WKUHilltopper]

Flintstone Flu?

[SunkenCiv]

Good excuse for me to reprise this oldie:

The Scars of Evolution:
What Our Bodies Tell Us
About Human Origins
by Elaine Morgan

"The most remarkable aspect of Todaro's discovery emerged when he examined Homo Sapiens for the 'baboon marker'. It was not there... Todaro drew one firm conclusion. 'The ancestors of man did not develop in a geographical area where they would have been in contact with the baboon. I would argue that the data we are presenting imply a non-African origin of man millions of years ago.'"

[SuzyQue]

So, that’s where it’s been all this time!

[Ptarmigan]

Ebola and Marburg likely comes from bats. However, we have not found the virus in nature yet, just genetic evidence in bats.

[bigheadfred]

Mebbe those terrible lizards got wiped out by a tiny little virus. After it emerged from the giant asteroid that struck near abouts then, of course.

[colorado tanker]

If only those ancient finches hadn’t shared needles . . . .