iv orous . ▁L ian as ▁of ▁the ▁flow ering ▁plant ▁genus ▁Bau hin ia ▁are ▁a ▁commonly ▁used ▁food ▁source . ▁ ▁A ▁no ct urn al ▁animal , ▁the ▁Beng al ▁slow ▁l oris ▁has ▁excellent ▁night ▁vision , ▁en hanced ▁by ▁a ▁tap et um ▁luc id um — a ▁layer ▁of ▁t issue ▁in ▁the ▁eye ▁that ▁reflect s ▁visible ▁light ▁back ▁through ▁the ▁ret ina . ▁It ▁sle eps ▁during ▁the ▁day ▁cur led ▁up ▁in ▁a ▁ball ▁in ▁dense ▁veget ation ▁or ▁in ▁tree ▁holes . ▁M ales ▁and ▁females ▁mark ▁their ▁territory ▁with ▁ur ine . ▁The ▁species ▁is ▁known ▁to ▁live ▁in ▁small ▁family ▁groups . ▁Anim als ▁may ▁practice ▁social ▁gro oming . ▁ ▁Re production ▁The ▁Beng al ▁slow ▁l oris ▁is ▁not ▁a ▁season al ▁bre eder , ▁unlike ▁the ▁pyg my ▁slow ▁l oris . ▁Fem ales ▁in ▁an ▁est r ous ▁cycle ▁attract ▁males ▁with ▁a ▁loud ▁wh ist le . ▁Fem ales ▁reproduce ▁every ▁ 1 2 – 1 8   month s ▁and ▁have ▁a ▁six - month ▁gest ation . ▁Because ▁they ▁are ▁not ▁season al ▁bre ed ers , ▁females ▁could ▁become ▁pre gn ant ▁when ▁their ▁off spring ▁are ▁approximately ▁ 6 ▁months ▁old , ▁making ▁possible ▁for ▁females ▁to ▁produce ▁two ▁off spring ▁per ▁year . ▁Fem ales ▁typically ▁give ▁birth ▁to ▁a ▁single ▁off spring , ▁although ▁tw ins ▁rarely ▁occur . ▁This ▁diff ers ▁from ▁the ▁sym pat ric ▁pyg my ▁slow