She often reads books on spirituality.

She is deeply devoted to the New Age spirituality.

He loves 'Narou-kei' novels and reads them every day.

The government declared a state of emergency to prevent the spread of the new coronavirus.

Paleoecology is a field of study that investigates the relationship between past organisms and their environment.

He is an expert in paleoecology, pouring his passion into studying past ecosystems.

A sea otter is a very cute animal that lives in the sea.

In the old days, people were moved by the strength and beauty of the sea lion.

A sea lion is a type of marine animal, and it is very rare.

The sea otter is a rare animal, and its ecology is not well known.