Mastodon (band) band for personal reasons after just a couple of months. After recording a four-song demo and a 7-inch picture disc through Reptilian Records, Mastodon landed a record deal with Relapse Records in 2001. Mastodon released the EP "Lifesblood" in 2001, and its first full-length album, "Remission", in 2002, with the singles "March of the Fire Ants" and "Crusher/Destroyer" (which was also featured on "Tony Hawk's Underground"). On each of Mastodon's first three full-length albums the last track was an instrumental composition with a title that related to the Elephant Man. The band's second full-length album, "Leviathan", was released in 2004.
Extinct in the wild survival techniques, which are often passed from parents to offspring during parenting, may be lost. While conservation efforts may preserve some of the genetics of a species, the species may never fully recover due to the loss of the natural memetics of the species. An example of a successful reintroduction of an EW species is Przewalski's horse, which as of 2018 is considered to be an Endangered species, following reintroduction started in the 1990s. Extinct in the wild An extinct in the wild (EW) species is one which has been categorized by the International Union for Conservation of Nature as