The thoracic diaphragm plays an important role in respiration.

I saw a gray-haired old man playing with his grandson in the park.

The colossal squid is the largest squid living in the deep sea.

When I see the statues of the Five Wisdom Kings, I feel calm.

My father is an expert in otolaryngology.

The macaw is a bird with colorful feathers.

I got a map at the information desk.

We need to improve the city's infrastructure.

Chrysophyta perform photosynthesis underwater.

Chrysophyta are living in this pond.