The study of nekton is an important part of marine biology.

My biological clock is disrupted, and I've been having sleepless nights.

Invasive species can have a major impact on the natural environment.

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

The family crest of my house is Kago-me-mon.

The ringed seal is the most commonly seen seal in the Arctic Circle.

She attended the wedding wearing a kimono with a double happiness motif.

I am majoring in microbiology at university.

Astrobiology is a very interesting field of study.

I am majoring in microbiology at university.