A black-necked swan was swimming in the park's pond.

As the name suggests, the black widow spider is a spider with a black body.

I heard the beautiful song of a common blackbird in the park.

In physics, blackbody radiation is a very important concept.

His long talk is just like 'a hundred days of sermonizing without a fart.'

As the name suggests, the grey reef shark has a black tail and white eyes.

I saw an Australian white ibis in the park.

I found a masked lapwing in the park.

It's rare to find a Malayan night heron in the park.