Sea snakes are known for their venom.

Sea turtles are particularly long-lived among marine creatures.

My main business is the development of new products and marketing.

The ship is rocking in the rough sea.

He is learning Ancient Greek language.

He is famous as a countertenor.

We are planning to go to the aquarium this weekend.

The Black Seahorse, as its name suggests, is a beautiful marine creature that lives in estuaries.

I was moved by his immeasurable and boundless love.

He traveled the seven seas and experienced many adventures.