Charles Darwin's Observations on the Behaviour of Earthworms and the Evolutionary History of a Giant Endemic Species from Germany, <i>Lumbricus badensis</i> (Oligochaeta: Lumbricidae)

<table>Photograph of two German earthworm species that inhabit grasslands, but occupy different ecological niches. <i>Lumbricus terrestris</i> (a), a burrowing (anecic) species, and <i>L. castaneus</i> (b), an epigeic earthworm. The swollen clitellum (Cl) of the sexually mature <i>L. castaneus </i>is indicated.</table>

Applied and Environmental Soil Science

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Figure 4

Figure 4: Charles Darwin's Observations on the Behaviour of Earthworms and the Evolutionary History of a Giant Endemic Species from Germany, <i>Lumbricus badensis</i> (Oligochaeta: Lumbricidae) 

Figure 4 | Charles Darwin's Observations on the Behaviour of Earthworms and the Evolutionary History of a Giant Endemic Species from Germany, Lumbricus badensis (Oligochaeta: Lumbricidae) 