He is an expert in harmonic analysis.

I saw a woodpecker in the park.

Primates are a group of mammals that include humans.

Please calculate the area of this rectangle.

In my room, a beautiful moth orchid is decorated.

The study of superconductivity is an important field in physics.

This research institute is exploring new applications for superconductivity.

He was looking out the window.

The tide has started to flow faster.

His leg is swollen.