Tribute to the Mammal Lyrics

Life can be so absurd
Break it into two separate words
"Li" is for live stock
And "fe" is for feed
Buck Wild - Tribute to the Mammal - http://motolyrics.com/buck-wild/tribute-to-the-mammal-lyrics.html
Is this the lifestyle that we need to lead?
Feed the masses for today!
Test on the animals 'cause who's goin' to say...
...no?!