The biography of John Stephens Henslow, Charles Darwin's tutor at university, and an all-round, thoroughly good chap.
Photo of an octopus collected by Charles Darwin in the Cape Verde Islands.
Today is the 213th anniversary of the birth of Charles Darwin's great friend and mentor, John Stevens Henslow.
Happy Birthday, John Stevens Henslow.
John Stephens Henslow's great, great granddaughter joins the Friends of Charles Darwin.
On 24th August, 1831, Charles Darwin's great friend and mentor, John Stevens Henslow, sat down at his desk, took up his pen, and wrote what turned out to be one of the most important letters in the history of science.