Scottish doctor and naturalist who sailed on several notable expeditions.
He studied botany, and later studied medicine at Edinburgh University.
While his ship was wintering in Hawaii, he took the opportunity to climb the summit of Mauna Loa. He reached the top 40 years before the next European set foot on it.
His father was James Menzies. His wife's name was Ann.
He was on George Vancouver's expedition to sail around the world, starting out as a naturalist. He became ship's surgeon when the original surgeon died.