Assimilation webs add an additional level of quantification beyond the diet proportion web. Assimilation is that portion of ingested food that is assimilated (absorbed) from the digestrive tract ...

All species in the food webs can be distinguished into basal species (autotrophs, such as plants), intermediate species (herbivores and intermediate level carnivores, such as grasshopper and ...

Since the introduction of invasive zebra mussels in the Midwest in the late 1980s, the full extent of their impact on aquatic ...