Pairs usually have one or two nests, which are used in alternate years if more than one, but for successive breeding attempts if only one.
Swimbirhi swina xisaka xin'we kumbe swimbirhi, leswi tirhisiwaka hiku cincana ka malembe loko swi xi hundzisa xin'we, kambe ku endla ku ringeta ku tswala swi humelela ku tirhisiwa xin'we tsena.