This well-written article explains what competition in an ecosystem is and the different ways it can manifest itself. It also looks at how organisms avoid competition, some disadvantages and outcomes of competition, the impact of a...

Interspecific competition in an ecosystem is explained, along with the different ways it can manifest itself. Includes examples in different types of biomes.

Find out about what types of resources different species will compete to obtain. Answer competition questions by mousing over different pictures of animal and plants.

Students will understand the ecological concepts behind population dynamics of wildlife species.

Create the parameters of your own ecosystem by choosing which producers and consumers live there. Visualize how the food web operates and species populations change. This simulator mimics the food web within a typical ecosystem and gives...

As is often the case in species where males compete to mate with as many females as possible, northern elephant seal males are much larger than females (1,800 kg versus 650 kg on average). Competitions can be battles, but more often...