“Why do only flat animals try to cross the road?”

“Why do only flat animals try to cross the road?” is a jocular question that Harold Ambrose Nuss asked on Twitter on January 24, 2013. “I can’t be the only person who’s noticed that only flat animals cross the road” was cited on Twitter on May 26, 2016.
 
 
Twitter
Harold Ambrose Nuss
‏@cornlog
Why do only flat animals try to cross the road?
10:36 PM - 24 Jan 2013
 
Twitter
Champion!
‏@MrBigPickle
Why do only flat animals try to cross the road?
1:13 AM - 25 Jan 2013
 
Facebook
Grumpy Old Al
November 11, 2015 ·
Why do only flat animals try to cross the road?
 
Twitter
Mr. Hook™
‏@Phook75
I can’t be the only person who’s noticed that only flat animals cross the road
9:08 PM - 26 May 2016
 
Twitter
Donnie Parrett
‏@Donnie1261
Have you ever noticed that it seems like flat animals are the only one’s that cross the road?
10:30 PM - 27 May 2016