"Wait a second," you say to the computer as if she were walking off somewhere and not merely going into sleep-mode, "focus all your scans on sector 3-19... Any notable differences?"
Even the computer sounds a bit surprised, "I'm reading trace amounts of industrial contaminants. There may very well be a city here but the canopy is too thick for penetrative visual scans."
"Jungle."
"Yes, Michael, the savanna I mentioned earlier surrounds it on all sides... May I ask how you knew to scan there. Is this what humans call... intuition?"
"Hardly, I saw a flash of light from the planets surface there, figured it was just a cosmic ray comin' into the atmosphere, but thought it was worth the effort to give a look-see to be sure... Now if there's a competitor for us.. I mean me.. on this planet after all I want a look at'em. Take us in slow, and keep running your scans.."