Fig. 2. A in Demographic data on a stag beetle (Lucanus cervus) population self-established in an artificial suburban habitat

Fig. 2. A, The ramp to the playground of the Jagersveld school, with its central staircase in 2001. B, The palisade of beams of the east side of the ramp in its 2007 state, however photographed in 2013, the staircase having been removed in the meantime. C, The earthen platform at the top of the ramp in 2002, with the alignment of short beams separating it from the concrete of the ramp. D, The same platform fenced and overgrown with maple saplings, as viewed in 2022. E - F, Stag beetle larvae and a pupa found in 2005 when some of the beams were replaced. G - H, damage to the paling, west side and east side, in 2021. © E and F, courtesy Olivier Beck.