Invasive Species Definition
An invasive species is a plant or animal that is not native to a given area. For example, a plant introduced by humans can grow unchecked, impacting native species.
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Competition in Ecosystems
Fun Facts
- Feral pigs are an invasive species that were introduced by early explorers as a food source.
- Animals can spread seeds of invasive species to non-native areas via fur or waste.
- Invasive species can be accidentally or purposely carried by humans.
Why Do We Need To Know About Invasive Species
Learning about invasive species helps us understand how important it is to keep ecosystems balanced and protect different kinds of life. Invasive species are plants or animals that humans have brought to new places, often by accident, where they can harm local plants and animals. A good example is feral pigs that can cause a lot of damage. It’s important to manage these invasive species to keep nature in balance.
Wildlife biologists are very important in dealing with invasive species. They keep an eye on how these species affect local wildlife and the environment. They help control the number of these invasive species and sometimes even find new species. Their work is very important for protecting nature and shows how studying ecosystems can be used to solve real-world problems.
Frequently Asked Questions
Check out the Full Lesson on Competition in Ecosystems
In this lesson, we learn that:
- All living things compete for resources like food, water and shelter.
- Competition can affect the growth and survival of organisms.
- Changes in an ecosystem can also effect which organisms survive.
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