“Wild as an acre of snakes”

“Wild as an acre of snakes” is said to be a Texas phrase (according to the Texas Monthly). Texas musician Stephen Bruton wrote a song called “Acre of Snakes.” The phrase has also been used in Oklahoma.
   
     
Texas Monthly
622 wise and witty ways to talk Texan.
Compiled by ANNE DINGUS
From the December 1994 issue of Texas Monthly
Immoral, Wild
(...)
Wilder than an acre of snakes.
 
New West Records
B I O G R A P H Y
STEPHEN   BRUTON
Stephen Bruton – Spirit World – Release Date: February 26, 2002
(...)
Spirit World shows off Bruton’s broad scope as a songwriter, from the gently insistent yearning of “Teach Me How to Stay” – which would sound right at home on any of Bonnie’s albums – to the vintage rock and roll crunch of “Acre of Snakes.”

The latter song takes its title from an old Texas saying; “Crazy as an acre of snakes.” It was written after a spooky encounter with a female fan at an Austin gig Bruton played with Bob Schneider’s band
 
26 December 1965, Ada (OK) Evening News, pg. 13:
...wild as an acre of snakes…

16 January 1966, Ada (OK) Evening News, pg. 2:
And it’s wilder than an acre of snakes down there.