I avoid eating animal products.

He is deeply involved in the animal liberation movement.

Protozoans are single-celled organisms.

As the name suggests, chordates are a group of animals that have a notochord.

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

The Irish Sea separates the UK and Ireland.

The Arctic Ocean is a cold and beautiful sea.

The South Polar Ocean is the coldest sea on Earth.

I have visited the Ionian Sea.

The Bohai Sea is one of the important sea areas of China.