Researching human evolution and expressions, and revising ‘On the Origin of Species’.
Researching human evolution and expressions.
Swifts and the story of life on earth.
Correcting proofs and researching human evolution, sexual selection, and expressions.
Getting back to work after prolonged illness.
Yet more ill-heath, with slow progress on Darwin’s ‘big book’.
The revolutionary life of Alfred Russel Wallace.
More sickness, more botany.
Six months of illness, and lots of botany.
Darwin grows in confidence.
How the urban jungle drives evolution
Poking around in flowers’ private parts.