The human population is growing all the time, more people are being born than are dying. This is an example of...

The evolution of predators to be more cunning and prey to be faster runners is an example of...

The relationship between dogs and fleas is an example of ...

A lion killing and eating a gazelle is an example of...

The remora fish catching a ride on a shark while the shark barely notices is an example of...

A relationship between two species where both benefit is called...

A species place in an ecosystem, both their habitat and their role is called their...

When a predator eats prey for food that is called predation. When the prey is a plant it is called...

The largest population that an environment can support at any given time is called it's...