Greer declined an offer to join the Jeff Beck Group, opting instead to return to New Zealand in September 1968 as the band disintegrated.
The Human Instinct secured a role as resident band at Auckland’s Bo Peep Club, then abandoned the gig to return to Britain in February 1969, where they invested in a massive PA and lighting system.
They remained there for three months, during which time they met New Zealand guitarist Jesse Harper (real name Doug Jerebine).
In June 1970 the band began work on their second album, Stoned Guitar, after which Waide was replaced by former Underdogs bassist Neil Edwards.
In 1972 Greer changed the lineup again, enlisting guitarists Martin Hope (Fourmyula) and John Donoghue (Timberjack) and Glenn Mikkelson (a.k.a.
In July 2007 the Human Instinct travelled to South Korea to play on the main stage at the Pentaport Rock Festival.
In July 2009 they returned to South Korea to play on the main stage at the Jisan Valley Rock Festival.
In 2010 a new album, Midnight Sun, was released, with Maurice Greer on drums/vocals, Neil Edwards on bass and Joel Haines on guitar.