Producers Green plants - they make glucose during photosynthesis. Primary consumers Usually eat plant material - they are herbivores. For example rabbits, caterpillars, cows and sheep. Secondary ...

Biodiversity was booming in the early Cretaceous Period, and not just among dinosaurs. The oceans also teemed with life, including some monstrous predators unlike anything alive today. In a new study, ...

and finds it was teeming with marine reptiles reaching over 10 meters in length that inhabited a seventh trophic level. Trophic levels are the layers or ranks within a food chain that describe the ...

Although the trophic level of a consumer can be determined by ... For example, TP = 1 + (2 x 0.9) + (2.8 x 0.10) = 3.1, where TP is trophic position of a consumer species, 2 and 2.8 are trophic ...

Energy is transferred along food chains, however, the amount of available energy decreases from one trophic level to the next. The reason for this is that only around 10 per cent of the energy is ...