2008). Figure 1 shows a simplified food web in a desert ecosystem. In this food web, grasshoppers feed on plants; scorpions prey on grasshoppers; kit foxes prey on scorpions. While the food web ...

Food web is an important conceptual tool for illustrating ... and understanding the dynamics of energy transfer in an ecosystem.

In some cases, ecosystems have overlap in their food webs, so different species can fill in for one that’s been lost. But not always. Like, in North America’s Sonoran Desert, the iconic ...