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    • A slideshow of weeds and the adaptations1 that make them problematic in a New Zealand setting.

    Use the Slideshow menu for further options, including view full screen, and go here for the download option.

    Rights: Parliamentary Commissioner for the Environment Published 17 March 2023 Referencing Hub media
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    A slideshow of plants that threaten native2 ecosystems3 and the adaptations that make them problematic ‘weeds’ in a New Zealand setting.

    1. adaptation: A change in the structure or function of something. In biology, a change in a species, as a result of natural selection. Individuals with a particular feature (adaptation) are more likely to survive and reproduce than individuals without this feature.
    2. native: A species that lives naturally in a country, as opposed to species that have been introduced by the activity of humans. 
    3. ecosystem: An interacting system including the biological, physical, and chemical relationships between a community of organisms and the environment they live in.

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    ARTICLE

    Weeds – threats to native ecosystems

    We all know about the threats that predators like possums, rats and stoats pose to New Zealand's native ecosystems, but did you know different exotic weeds are threatening our ecosystems too? The ...

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    • TEACHER PLD

    Weeds and native ecosystems – a context for learning

    Introduced plant species – friend or foe? This might depend on who is answering the question. Over 25,000 exotic plants have been introduced to Aotearoa New Zealand. Some of these are highly ...

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      adaptation

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      2. A change in the structure or function of something. In biology, a change in a species, as a result of natural selection. Individuals with a particular feature (adaptation) are more likely to survive and reproduce than individuals without this feature.

      native

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      3. A species that lives naturally in a country, as opposed to species that have been introduced by the activity of humans. 

      ecosystem

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      4. An interacting system including the biological, physical, and chemical relationships between a community of organisms and the environment they live in.

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