This is the kind of stuff I love -- the 9 learned Justices of the United States Supreme Court bantering on the issue whether a fish is a "tangible object." At stake -- whether a commercial fisherman will be branded a convicted felon.The answer in this case is "no." Grammarians, enjoy.
Yates v. United States, 574 U. S. ___ (2015) (No. 13–7451, Feb. 25, 2015)
http://www.supremecourt.gov/opinions/14pdf/13-7451_m64o.pdf