Invasive Species

  • Catching Invasives Early

    The first global meta-analysis of the characteristics and size of invasive alien species’ impacts on native species as invaders become more abundant has been conducted. The study highlights the increasing need for early detection and rapid response.

    By Alex Taylor on 18th May 2019
  • Owl Vs. Owl

    An in-depth study of the northern spotted owl has examined its decline in the Pacific Northwest of the United States. Removal of the invasive barred owl may be one solution, in combination with long-term protection of its habitat.

    By Alex Taylor on 13th April 2019
  • Native Tree Increase Following Rat Removal

    The eradication of invasive rats on the remote Pacific island Palmyra Atoll has led to positive benefits for native trees and the many other species who live in this habitat.

    By Alex Taylor on 29th January 2019
  • Snakes on a Plane

    Researchers have discovered why the brown tree snake has become such a successful invasive species on the island of Guam, where it has devastated native bird populations.

    By Alex Taylor on 3rd December 2018
  • Pine Martens Help Control Grey Squirrels

    Pine martens are making a comeback in Scotland, which is suppressing populations of the invasive grey squirrel – this in turn is helping the recovery of the native red squirrel.

    By Alex Taylor on 15th April 2018
  • Invasive Species Priority List

    A new study has stressed the need for more species to be urgently considered for inclusion on the European Union’s ‘List of Invasive Alien Species of Union Concern’, due to their potential impact on native species and ecosystems.

    By Alex Taylor on 14th November 2017
  • Indirect Impacts of an Invasive Species

    The brown tree snake is an invasive species on Guam, and has exterminated many forest bird species. Without the birds to disperse seeds, the indirect impact of this has been to negatively affect the regeneration of trees on the island.

    By Alex Taylor on 16th March 2017
  • Glimmer of Hope for Amphibians

    Conservationists have collected hundreds of amphibian species threatened by the fungus and are maintaining them in captivity with the hope to someday re-establish them in the wild.

    By Alex Taylor on 25th January 2016