Chrysophyta perform photosynthesis underwater, supplying oxygen.

He is an expert in paleobotany.

He is an expert in paleobotany, conducting research on plants from the dinosaur era.

This biennial plant matures and blooms over the course of two years.

Phytobenthos is an important part of the marine ecosystem.

The mayfly was spreading its wings on a leaf floating on the water surface.

The Indian humpback dolphin lives in the Indian Ocean and the Western Pacific.

That old house has a creepy atmosphere.

The British Antarctic Territory occupies a part of the Antarctic continent.

The British Indian Ocean Territory is a region managed by the UK.