These organisms interact and influence each others survival. An optic nerve then carries this information to the insect's brain. Clouds are formed by the condensation of atmospheric water vapor. Examples of conifers include pine, fir, and spruce trees. A consumer is a living thing that eats other living things to survive.
Primary consumers eat producers, secondary consumers eat primary consumers, and so on.
There are always many more primary consumers than secondary consumers, etc. The land masses are hunks of Earth's crust that float on the molten core. An example of convergence is the wings of Pterodactyls and bats. A coppice stand is an area of coppice shoots . Many wild cats are crepuscular.