1 Umlando guppy izinhlanzi sitholakala eNingizimu Melika in the Western Sue Ella Caribbean esiqhingini Barbados, futhi esifundeni sase-Amazon. Ngo nature, abahlala amanzi ahlanzekile namanzi brackish namanje amanzi aze amanzi uyagijima sluggishly njengoba Izinhlanzi ezisemfuleni iqembu elifanayo njengoba mosquitofish (Mosquito Fish), iqembu izinhlanzi kanye izitho zokuphefumula. Kungaba in the amanzi oxygen kancane kanye. In the esigabeni sokuqala sale izinhlanzi ethandwayo ekuletheni ukuqeda izibungu zomiyane. Ngenxa izici ezikhethekile izizathu ezimbili: Okokuqala, kufanele ukubekezela. Ngenxa izitho zokuphefumula ngokuthi Labyrinth sitfo angaphila emanzini low oxygen okuqukethwe ezibolile ukuqala yesibili yikhono ukwandisa isibalo zinhlobo ukwanda ngokushesha. Guppy ekhuliswe yaba United States ngonyaka odlule UCWANINGO 2451 futhi lasakazekela amazwe ezindaweni ezishisayo. Ukuze ukucindezela omiyane kunciphisa ukugqashuka umalaleveva. The kwekhabhoni lead by umthombo wamanzi noma amanzi angcolile equkethe izibungu omiyane. Lezi ziphungumangathi zasondela ababizwa akukho ezinye izinhlanzi baphile. Ngoba akukho oxygen ngokwanele Kodwa ngoba inhlanzi, eyaziwa njengoba mosquitofish. Organ angasebenzisa oksijini evela emoyeni ngokusebenzisa ngomshini. Ungakwazi sisinde. Kukhona inhlanzi adle izibungu zomiyane. Khona eveza kuyanda. Ungakwazi ukulawula inani izibungu ukulahla. It kwehlisa inani omiyane kanye. Ngemva kwalokho waqala ukuthuthukisa isiko ubuhle. Lezi zinhlanzi mihle kusukela Venezuela Barbara Dundas Trinidad and Guiana eBrazil ukuqhubeka zizalela futhi zizalela kuze fish iyisilwane enhle.
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