Qeybta hoose ka akhriso kadibna ka jawaab su'aasha afka ku qoran: Qeybta hoose: Noocyada qaarkood, sida shark, waxay awoodaan inay ogaadaan oo ay ka jawaabaan isbeddelada ku dhaca aagagga korontada, awoodaas oo loo yaqaano electroreception, halka kuwa kale, oo loo yaqaan electrogenic, ay awoodaan inay abuuraan danab si ay ugu adeegaan sida hubka ugaarsiga ama difaaca.
Koronto ku dhacday