The Eastside is a region of Los Angeles County containing four neighborhoods cataloged by Mapping L.A., the Los Angeles Timesâ resource for boundaries, demographics, schools and news within the city.
Jaguars are considered an apex predator and a keystone species. As a top predator and keystone species, jaguars play a crucial role in the ecosystem. Without the jaguar, herbivorous prey animals would decimate the plants of their ecosystem. Though few in numbers, jaguars prevent the ecosystem from collapsing.aguars are considered an apex predator and a keystone species. As a top predator and keystone species, jaguars play a crucial role in the ecosystem. Without the jaguar, herbivorous prey animals would decimate the plants of their ecosystem. Though few in numbers, jaguars prevent the ecosystem from collapsing.
A keystone species is one that other lifeforms in an ecosystem  depend on. Mosquitoes are a keystone species because they are  extremely low on the food chain, and if they w â¦ ere removed from an  ecosystem, the food supply would be interrupted.hey are critical factors in ecological processes such as â¦ energy flow and nutrient cycling.If we can identify a keystone species and quantify its impact on its community then we can usually understand how the community functions as a whole.