X-Nico

unusual facts about Descent of Man



Emily Jane Pfeiffer

After reading Charles Darwin's Descent of Man (1871), Pfeiffer wrote to Darwin to question his description of sexual selection; she took issue with the idea that birds had sufficient aesthetic sophistication to select their partners based on beauty.


see also

Digitoxin

Digitoxin is used as the murder weapon in Agatha Christie's Appointment with Death, Elizabeth Peters' Die For Love and CSI, season 9, episode 19: "The Descent of Man".