The Struggle to Survive

The phrase struggle for existence can sound dramatic, as if nature is only fighting. Darwin meant something broader. Every living thing needs resources: food, water, light, space, shelter, and chances to reproduce. Those resources are limited.

A tree may release thousands of seeds, but only a few will become mature trees. A frog may lay many eggs, but many tadpoles will be eaten or fail to find enough food. A flowering plant may produce many seedlings, but only those that get enough light and soil may survive.

The struggle can happen between animals, between plants, between members of the same species, or