El shaker fish, owaziwa futhi ngegama layo lesayensi iTorpedo Ocellata, ungowomndeni we-stingray njengoba babelana ngezinhlobo ezithile zezici ezifanayo zomzimba. Le nhlanzi inesimo esikhetheke kakhulu futhi esikhethekile, ngoba umzimba wayo uyindilinga futhi ujiyile kakhulu, kanti ikhanda layo liyisicaba, amaphiko alo emaphaphu makhulu futhi ayindilinga futhi atholakala ohlangothini ngalunye lomzimba wayo. Ngendlela efanayo, ayinazimpiko zangasese, futhi into enelukuluku kakhulu ukuthi inesitho ohlangothini ngalunye lwamadiski ekwazi ukukhiqiza u-volts ofinyelela ku-200 walabo abawudlalayo.
Lolu hlelo lwe ukukhiqizwa kwama-volts kagesi Ngaphezu kokuthi inamandla, ilusizo impela ngoba le nhlanzi iyisebenzisela ukuzondla ngoba iyivumela ukuba ikhubaze izisulu zayo futhi izivikele ngasikhathi sinye kulezo zilwane ezizama ukuzihlasela. Izinhlanzi ze-Scrapie zingafinyelela kumasentimitha angama-60 ubude futhi zibe nesisindo esifinyelela kuma-2 kilogram. Umbala wesikhumba sayo ubushelelezi futhi umbala wawo uvame ukuba nsundu ngezindawo ezithile ezimhlophe.
Ngokuvamile, lezi zinhlanzi zihlala ezindaweni lapho kujula khona kungamamitha ama-5 kuya kwangama-30, lapho kunesihlabathi nodaka khona. Lezi zilwane zibonakala ikakhulu ngokuzala amaphuphu azo esikhundleni sokubekela amaqanda, njengezinye izinhlobo zemivimbo. Uma ufuna thola lomfana de pecesNgokuvamile zitholakala ogwini loLwandle i-Atlantic, eMedithera nakwamanye amazwe ezwekazi lase-Afrika. Khumbula ukuthi lezi zilwane zidla inyama, futhi ukudla kwazo kususelwa ikakhulu ezilwaneni ezingenamgogodla, izinkalankala nakwezinye izinhlanzi ezincane.