noun, noun or participle which takes 'suru'
brooding; rearing of chicks
Technical term in ornithology and poultry science for the act of a bird sitting on eggs to hatch them and caring for the young.
育雛期間中は、親鳥に十分な餌を与える必要がある。
During the brooding period, it is necessary to provide the parent bird with sufficient food.
この研究では、育雛行動の観察を行った。
In this study, we observed brooding behavior.