invasive animal species

noun phrase

1. A non-native animal species that has been introduced to a new environment, spreads quickly there, and causes harm to native wildlife, ecosystems, the economy, or human health.

   B2

   countable; 'species' has the same form in singular and pluraltechnical

   • "The grey squirrel is an invasive animal species in Britain."A2
   • "Invasive animal species can threaten native wildlife."B1
   • "Scientists warn that invasive animal species are one of the main threats to biodiversity."C1
   • "The government is working to control invasive animal species that damage local ecosystems."B2