Keywords: Darwin. Earthworm, Fig. 4A.JPG en A casting from the Nilgiri Mountain in South India; engraved from a photograph de Ausscheidung aus den Nilgiribergen im Süden Indiens; gezeichnet nach einer Fotografie Charles Darwin The formation of vegetable mould through the action of worms with observations of their habits London John Murray 1881 Creator Charles Darwin 1881 PD-old-100 The Formation of Vegetable Mould through the Action of Worms Animals of the Nilgiri Mountains Historical images of the Nilgiri Mountains Tamil Nadu in the 1880s |