Inja engafunda ukukhonza ibilokhu yaziswa kakhulu abantu. Kodwa le mfanelo, ngokwezinga elithile noma kwelinye, sekuyisikhathi eside ikhona ezinhlotsheni ezihlukene zezinja: ama-setters, izinkomba, nama-spaniel.
Isidingo sama-retrievers akhethekile savela sekwephuzile kakhulu: lapho kuvela isikhali sokuzingela sesimanje, esikuvumela ukuthi udubule inyoni indiza. Kusukela ngaleso sikhathi, ukuzingela izinyoni zasemanzini akubanga nje umsebenzi wobungcweti kodwa futhi kwaba ngumdlalo osemfashinini, ikakhulukazi phakathi kwezikhulu zamaNgisi. Kodwa kukho konke ukubukeka kwayo okunesitayela nokukhiqiza, ukudubula ngesibhamu ezinyonini zasemanzini kwakunesici esisodwa: umdlalo wokudubula uzithole ngokwawo, njengomthetho, emanzini. Futhi ukuze kufezeke ngokugcwele izifiso zokuzingela kanye nokuqoqwa kwezindondo zokuzingela, inja ekhetheke kakhulu yayidingeka ukusiza umzingeli:
- ukusebenza ngemuva kokudutshulwa, futhi ukwazi ukucinga ngokuzimela nokuletha umdlalo wokudubula,
- isebenza kahle ngokulinganayo emhlabeni nasemanzini,
- ekwazi ukumelana nezimo ezimbi kakhulu: amanzi abandayo, aneqhwa, amahlozi aminyene nanameva, njll.,
- ukuba nomuzwa ongavamile wokuhogela kanye nenkumbulo emangalisayo,
- iqinile, inamandla ngokwanele futhi iqinile,
– ezolile futhi uyalawuleka.