Incazelo yesichazamazwi ethi "isithwalambiza esithandazayo" (kwesinye isikhathi sipeletwa ngokuthi "isithwalambiza esithandazayo") iyisinambuzane esihlaselayo somndeni wakwaMantidae, ngokuvamile esiluhlaza noma esinsundu futhi esinomzimba omude kanye nemilenze yangaphambili ebambayo. Igama elithi "umthandazo" livela endleleni isinambuzane esibamba ngayo imilenze yangaphambili ngendlela ebukeka sengathi iyathandaza. Isithwalambiza saziwa ngokuziphatha kwaso, njengoba sidla izinambuzane nezinye izilwane ezincane. Futhi kuyisihloko esidumile kwezobuciko nezincwadi ngenxa yokubukeka nokuziphatha okuhlukile.