Its diet consists of soil animals on the forest floor , i.e. earthworms , snails , and small insects .
The Japanese night heron feeds at dusk , solitarily or in small groups , rarely in the open .
Japanese 's diet consists of soil animals on the forest floor , i.e. earthworms , snails , and small insects .
The Japanese night heron feeds at dusk , solitarily or in small groups , rarely in the open .