Adaptation

• Habitat


  An area where an organism lives
• Adaptation

  a characteristic that helps an organism to survive and reproduce in its environment
• Structural adaptation

   physical features of their bodies that helps it survive and reproduce
• Behavioral adaptation

  something that the organism does that helps it survive and reproduce.​
• Invasive species

  A species that has been introduced or is not native to an environment​

  • Invasive species are generally harmful to the local habitat or native species ​
• Causes of invasion are mostly due to human activities:​

  • Plant or pet trade
  • Commercial shipping​
  • Tourism
• Impact of invasive species: ​

  • Reduce native biodiversity​
  • Direct predation on local species ​
  • Spread of disease​
  • Upset balance of local ecosystem
• Ways of controlling invasive species

  • Physical control – removal / killing of species​
  • Chemical control – pesticides ​
  • Biological control  - introducing another organism ​
  • Prevention – checks at the airports / cargo / reducing illegal animal trade.