Mastodon group consisted of adult females and young, living in bonded groups called mixed herds. The males abandoned the mixed herds once reaching sexual maturity and lived either alone or in male bond groupings. As in modern elephants, there probably was no seasonal synchrony of mating activity, with both males and females seeking out each other for mating when sexually active. Mastodons have been characterized as predominantly browsing animals. Most accounts of gut contents have identified coniferous twigs as the dominant element in their diet. Other accounts (Burning tree mastodon) have reported no coniferous content and suggest selective feeding on low,
Mastodon (band) as downloadable content for "Rock Band 3", with Pro Guitar support also available at extra cost. "Leviathan" was followed by the 2006 release of "Call of the Mastodon", a remastered collection of the band's first nine songs, and a DVD of interviews and concert footage called "The Workhorse Chronicles" that includes material from the band's early days as a five-piece. The band has stated that ""Call of the Mastodon"" is their third studio album even though the album is a compilation album. These two releases were the band's last for Relapse Records, as they would later go on to sign