Macho Macho Animals is the 7th Pearls Before Swine book. It was released on September 1, 2008. The book contains strips from August 6, 2006 to May 13, 2007. The strips in this collection were also released in the treasury Pearls Sells Out. The book's title is a parody of the band The Village People's song "Macho Man". The book cover contains Larry as Eric Anzalone, Zebra as Jeff Olson, Guard Duck as Alex Briley, Rat as Ray Simpson, Pig as Felipe Rose and Goat as David Hodo.