These interactions suggest that parasites are ... from parasite control had dramatic cascading effects on the ecosystem: populations of top carnivores, including lions and hyenas increased ...

The feeding interactions represented by ... increases with primary productivity in terrestrial ecosystems. Top-down control occurs when the population density of a consumer can control that ...

This increase can be clearly seen in a graph of human population. better health care so people are living longer new medicines are being developed so people don’t die of previously fatal ...

Ecological network management provides key mechanistic knowledge on ecosystem degradation that links species- to ecosystem-level responses to global change, and emerging technological tools offer the ...

Food web interactions in lake ecosystems and disturbances affecting these interactions are one of the main topics in our research. In aquatic food webs, predation (top-down regulation) regulates the ...

The return of apex predators such as sharks can restore critical ecological balance to coral reefs, creating healthier ...

Glasgow researchers helped conduct studies on the rise in the shark population off the north-west coast of Western Australia.