The outcomes of competition between two species can be predicted using equations, and one of the most well known is the Lotka-Volterra model (Volterra 1926, Lotka 1932). This model relates the ...

Competition will occur between organisms in an ecosystem when their niches overlap, they both try to use the same resource and the resource is in short supply. Animals compete for food ...

Organisms have adapted to their individual ... to the UK - it was introduced from North America. There is great competition between the red and grey squirrel with the population of the grey ...