Another sort of kite was found on steep slopes or ridges below a plateau or shoulder of a hill so that animals driven over the ridge would suddenly be confronted by the installation before and below them, Avner explained.
As for why the kites fell out of use, it’s still a bit of a mystery, says Nadel.
“They were abandoned, in several south-Negev cases, by the beginning of the middle Bronze age,” said Nadel. “This may suggest a climatic change and or a shift in subsistence strategies.”
Naw. A bunch of Left Leaning Witches wearing PETA badges convinced the hunters that the Earth Mother was upset.
Water. That's usually the answer in desert climes.