Kind of points to your god of choice being too dumb to give us this tremendous advantage.
This god himself did not have infrared vision. Reason why he was searching for Adam/Eve in Eden by calling for them.
Again, instead of asking Cain the whereabouts of Abel, he should have located him on his own. If Abel was alive, would he not be giving out infra red radiations?
Edited by RCS, : corrected grammar