What is a food chain? All living things including humans, animals and plants need energy to live. But, where do they get their energy from? The answer is easy - all living things get their energy ...

Every animal and plant needs food to live, and they are all part of a food chain. A food chain shows how animals obtain their food. A food chain also shows the flow of energy, which starts off at ...

Normally, food webs consist of a number of food chains meshed together. Each food chain is a descriptive diagram ... While the food web showed here is a simple one, most feed webs are complex ...

These hinge shelled molluscs have quietly embraced the lower reaches of the food chain as filter feeders, sustaining themselves on microscopic organic matter present in the waters of their ...