ml and . ▁The ▁habitat ▁of ▁T and onia ▁bud apest ensis ▁includes ▁par ks , ▁gard ens , ▁ru ins ▁and ▁cultiv ated ▁fields . ▁It ▁lives ▁as ▁a ▁syn anth ro pe . ▁It ▁occur ▁in ▁natural ▁environments ▁in ▁Britain ▁only ▁where ▁human ▁disturb ance ▁is ▁involved . ▁In ▁south ▁Bulg aria ▁it ▁is ▁found ▁usually ▁between ▁ 3 0 0 ▁and ▁ 1 0 0 0 ▁m , ▁but ▁locally ▁up ▁to ▁ 2 2 0 0 ▁m . ▁It ▁requires ▁hum id ity ▁and ▁is ▁active ▁at ▁night . ▁It ▁bur ies ▁into ▁heavy ▁so ils . ▁ ▁This ▁species ▁is ▁w ides p read ▁in ▁some ▁countries ▁and ▁it ▁is ▁still ▁spread ing ▁in ▁the ▁British ▁Is les . ▁ ▁The ▁bi ology ▁of ▁the ▁species ▁was ▁review ed ▁by ▁Re ise ▁et ▁al . ▁( 2 0 0 6 ). ▁In ▁Britain ▁the ▁cop ulation ▁of ▁this ▁sl ug ▁species ▁takes ▁place ▁from ▁November ▁to ▁January ; ▁in ▁Central ▁Europe ▁from ▁April ▁to ▁aut umn . ▁Sl ugs ▁may ▁cop ulate ▁several ▁times ▁in ▁their ▁life . ▁Cop ulation ▁begins ▁usually ▁at ▁night ▁and ▁may ▁last ▁ 1 5 ▁hours ▁or ▁more ; ▁e vert ed ▁gen ital ia ▁are ▁visible ▁between ▁the ▁partners . ▁In ▁Britain , ▁ju ven iles ▁h atch ▁in ▁April ▁or ▁May , ▁and ▁m atur ity ▁is ▁reached ▁in ▁the ▁aut umn . ▁Up ▁to ▁more ▁than ▁ 2 0 ▁eggs ▁are ▁laid ▁at ▁a ▁time . ▁In ▁Central ▁Europe ,