> 1969 Ford Mustang Mach 1—with some pretty sleek lines. "I used to have to wash my car all the time. It was always covered with insects." Lately, Martin Sorg, an entomologist here, has seen the opposite: "I drive a Land Rover, with the aerodynamics of a refrigerator"

It wouldn't surprise me at all if a modern Land Rover was more aerodynamic than a 1969 Mustang. The Land Rover wouldn't look it of course, but the 1969 Mustang had a pretty steep windshield and a front that probably did lots of crazy stuff to the air:

http://cdn.barrett-jackson.com/staging/carlist/items/Fullsiz...