Invasive Species

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What is an invasive species?

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An invasive species is a non-native organism that, when introduced to a new environment, can cause harm to the ecosystem, economy, or human health.

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What is a native species?

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A native species is an organism that naturally occurs in a specific ecosystem and has adapted to the local environment.

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What is an endemic species?

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An endemic species is a type of native species that is found only in a specific geographic area and nowhere else.

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How do invasive species impact ecosystems?

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Invasive species can disrupt local ecosystems by outcompeting native species for resources, altering habitats, and introducing diseases.

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What are some examples of invasive species?

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Examples include the zebra mussel, Asian carp, and the Burmese python.

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What is the primary cause of species invasion?

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The primary cause of species invasion is human activities, such as trade, travel, and habitat modification.

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How do non-native plants threaten native plants?

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Non-native plants threaten native plants by competing for resources such as sunlight, water, and nutrients.

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What is the difference between native and alien species?

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Native species are those that naturally occur in an ecosystem, while alien species are those that have been introduced from other ecosystems.

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What role do humans play in the spread of invasive species?

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Humans contribute to the spread of invasive species through activities like global trade, gardening, and accidental transport.

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What is ecological balance?

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Ecological balance refers to the equilibrium between living organisms and their environment, which can be disrupted by invasive species.