Dinosaurs represented a major turn in the evolutionary development of organisms on Earth. The first dinosaurs were presumed to look a lot like the reptiles. As they continued to evolve, many of them became bigger and stronger. Read more about the evolution of dinosaurs and their subsequent extinction in this tutorial...
Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of communities that thrive in freshwater: the lentic and the lotic communities. In these communities, plants and animals evolved special characteristics that make them better adapted to their habitat. Get to know more about these features and the..
Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and decomposers. Read this tutorial to learn about each of them and their role in a freshwater ecosystem...
Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons and the zooplanktons. Learn the differences between the two in this tutorial...