He is very interested in paleontology.

I am majoring in Biochemistry at university.

We have a responsibility to protect the biodiversity of the Earth.

The study of benthos is an important field in marine biology.

According to the law on specified alien species, the import of certain organisms is prohibited.

Let's cherish every encounter with the spirit of 'once in a lifetime'.

Life is a series of ups and downs.

He does his work perfectly, dotting the i's and crossing the t's.

I conducted an interview in a question-and-answer format.

He is majoring in linguistics.