▁medium - s ized ▁pre y ▁items ▁are ▁caught ▁with ▁their ▁strong ▁front ▁legs ▁and ▁st ab bed ▁with ▁the ▁prob os cis , ▁which ▁inject s ▁a ▁sal iva ▁that ▁both ▁in cap ac it ates ▁the ▁pre y ▁and ▁dissol ves ▁it . ▁The ▁largest ▁food ▁category ▁( in ▁A . ▁her ber ti , ▁animals ▁ ▁or ▁more ▁in ▁length ) ▁are ▁mostly ▁sc av eng ed . ▁The ▁only ▁pre y ▁they ▁regularly ▁catch ▁alive ▁( not ▁just ▁sc aven ge ) ▁in ▁the ▁largest ▁category ▁is ▁n ym ph s ▁of ▁their ▁own ▁species . ▁Ad ult s ▁are ▁generally ▁highly ▁can n ib al istic ▁towards ▁their ▁n ym ph s ▁and ▁older ▁n ym ph s ▁often ▁eat ▁younger ; ▁adult s ▁however ▁only ▁rarely ▁can n ib al ize ▁other ▁adult s . ▁ ▁Species ▁Part ial ▁list ▁of ▁species : ▁ ▁Ab ed us ▁bre vice ps ▁( St å l , ▁ 1 8 6 2 ) ▁Ab ed us ▁her ber ti ▁( H idal go , ▁ 1 9 3 5 ) ▁Ab ed us ▁imm ac ul atus ▁( S ay , ▁ 1 8 3 2 ) ▁Ab ed us ▁indent atus ▁( H al de man , ▁ 1 8 5 4 ) ▁Ab ed us ▁ov atus ▁( St å l , ▁ 1 8 6 2 ) ▁Ab ed us ▁par ker i ▁( Men ke , ▁ 1 9 6 6 ) ▁Ab ed us