 His cartoons were also published in the "Manawatu Evening Standard", "New Zealand Gardener", the "Listener", "Rod and Rifle", and Massey and Lincoln University capping magazines.Born in Kimbolton, New Zealand in 1939, Henshaw was educated at Palmerston North Boys' High School.He then studied at Massey Agricultural College, completing the first year of a diploma in sheep farming, before going to Lincoln College where he gained a Diploma in Valuation and Farm Management.