Biology

There’s biology in everything – flora, fauna, and all living things. Explore everything about biology like our DNA, cells, evolution, and the natural environment.
Biology Category

DNA and Cells

Evolution

When Did Grass Evolve

When Did Grass Evolve?

When did grass evolve? Grass first appeared around 55 to 65 million years ago. After the extinction of dinosaurs, grasses quickly spread.

Natural Environment

Mudflats Feature

What Are Mudflats?

Mudflats are flat, muddy areas next to the sea or rivers. When the tide goes out, this exposes the wet, soft surfaces of a mudflat.