„Kloáka” változatai közötti eltérés

Néhány teknősfaj a merülés közben a kloákája mellett elhelyezkedő hólyagokkal nyeri ki a vízből az oxigént.<ref>[http://www.deh.gov.au/cgi-bin/sprat/public/publicspecies.pl?taxon_id=1761#Movements Australian Government - Department of Environment and Heritage - Fitzroy Tortoise]</ref><ref>[{{Cite web |url=http://bioweb.uwlax.edu/zoolab/Table_of_Contents/Lab-9a/Reptiles/Chelonians/chelonians.htm# |title=University of Wisconsin-La Crosse - Zoo Lab - Chelonians] |accessdate=2010-05-05 |archiveurl=https://web.archive.org/web/20080331203026/http://bioweb.uwlax.edu/zoolab/Table_of_Contents/Lab-9a/Reptiles/Chelonians/chelonians.htm# |archivedate=2008-03-31 }}</ref><ref>[{{Cite web |url=http://www.vhs.com.au/pages/Turtlecare1.html# |title=Victorian Herpetological Society - Caring For Australian Freshwater Turtles In Captivity] |accessdate=2010-05-05 |archiveurl=https://web.archive.org/web/20070102132523/http://www.vhs.com.au/pages/Turtlecare1.html# |archivedate=2007-01-02 }}</ref>