Irrigating pasture land during times of water stress and drought.
The last statement is true
Whoa... that looks creepy <em>and</em> cool! I am guessing it's some kind of reptile...?
(At first I thought it was a weird whale but then I noticed: there's no water! LOL)
But...yeah...I think...
It looks like a Chinese reptilian lizard but it doesn't at the same time.