Fleas are tiny, wingless, parasitic insects that live and feed on blood from humans, dog, cats, and other animals. They are agile, usually dark colored with tube-like mouth-parts adapted to feeding on the...

Glass is a generic name, while, crystal is a subcategory of glass, made in the same manner as glass but with different materials. Hence, all crystal is glass, but not all glass is crystal. There are three...

Oak and pine are two different types of trees. The terms are also used to indicate wood obtained from their respective trees. There are various different types of species for each type of tree and have various...

Fertilizer provides nutrients to the plant in order for them to grow. Manure is animal feces that are used to provide necessary nutrients for the soil.

Fertilizer provides nutrients to the plant in order for them to grow. Compost is a mixture of organic waste that provides nutrients to the soil.