Originally Posted by 420

Maybe it takes longer than 200,000 years to get here. Aliens probably came here to visit the dinosaurs and brought the first mammals (rats) aboard their ships. Then they sent a colony ship but the electronics malfunction and it turned into a ball of ice that impacted earth killing off the dinosaurs.

To a highly advanced species do you think we would look more like dolphins or cockroaches? Do you think insects know what fish are? Fish know what insects are; protein. But do you think a roach would even notice a fish?