https://padlet.com/lucija_milkovic05/hxa1i6he2hdg Vrste dvodihalica en-us 2018-03-07 16:14:52 UTC 2026-01-07 05:24:32 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Send.png lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239247182 Skupina slatkovodnih riba s hrskavičnim, djelomično okoštalim kosturom. Plivaći mjehur  služi za disanje  zraka. Taj mjehur odgovara plućima kopnenih  životinja. Tako dvodihalice uz disanje škrgama dišu i plućima. Srce im je složenije građe nego u drugih riba, jer imaju i plućno optjecanje krvi. Dvodihalice su se pojavile već u siluru, a u devonu su bile vrlo raširene. Živuće vrste dvodihalica raširene su u močvarama i rijekama trop. područja Australije, Afrike i Južne Amerike. One su živi fosili.]]> 2018-03-07 16:35:00 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239247182 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239249373 Australska dvodihalica ili baramunda duga je do 2 m i teška do 10 kg, troma je, a svakih 30 do 40 minuta izlazi na površinu po zrak.Još uvijek postoji.]]> 2018-03-07 16:38:24 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239249373 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239252007  Afrička dvodihalica ili doko živi u velikim rijekama tropske Afrike, duga je do 65 cm, proždrljiva i okretna; u sušno doba zakopava se u mulj.Još uvijek postoji.]]> 2018-03-07 16:41:59 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239252007 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239254281 Južnoamerička dvodihalica ili brazilski kamamuru prebiva u močvarama uz rijeke tropske Amerike duga je do 1,2 m.Još uvijek postoji]]> 2018-03-07 16:45:10 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239254281 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239261808 2018-03-07 16:55:58 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239261808 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239262629 2018-03-07 16:57:06 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239262629 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239262878 2018-03-07 16:57:26 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239262878 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239263254 2018-03-07 16:57:59 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239263254 lucija_milkovic05 https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239263404 2018-03-07 16:58:12 UTC https://padlet.com/lucija_milkovic05/hxa1i6he2hdg/wish/239263404