Most animals don't just eat one thing. In any ecosystem there are lots of food chains that all link together. This is called a food web. A food web is all the food chains that make up an ecosystem ...

The remaining trophic levels include carnivores that consume animals at trophic levels ... in terrestrial and aquatic ecosystems (Shurin et al. 2006). Food webs (i.e., energy flow webs) can ...

New research reveals that methane, typically associated with deep-sea ecosystems, plays a significant role in river food webs ...

Integrating these two flows -- information with traditional material linkages like food webs -- alters the understanding of how disturbances spread within ecosystems (perturbation propagation ...

and this essential biological process provides the base of the food chain for myriad animal consumers. At the ecosystem level, the total growth of all plant species is termed primary production ...

Elk and coyotes are themselves preyed on by other animals - wolves and bears ... and other toxins that hurt marine ecosystems and aquatic food webs in several ways. Harmful algal blooms are ...

While an abundance of parasites might seem like a bad thing, their absence actually signals trouble in the environment.

Lake ecosystems can receive high inputs of terrestrial ... Energy and biomass transfer in lake food webs can be studied with stable isotopes. Stable isotopes of hydrogen are particularly useful ...

Most animals don't just eat one thing. In any ecosystem there are lots of food chains that all link together. This is called a food web. A food web is all the food chains that make up an ecosystem ...

Parasites are crucial indicators of ecosystem health, and their absence can signal trouble. Once pristine, Florida's Indian River Lagoon (IRL) now faces pollution and algal blooms that have damaged ...