According to UC Riverside’s Center for Invasive Species Research, this may be because brown widows cannot inject as much venom as black widows.

Source: https://gizmodo.com/black-widow-spiders-killed-by-brown-widows-invasive-1850218560

And yet the entities working to stop the spread of the ants — including the Oahu Invasive Species Committee and the Hawaii Ant Lab — are underfunded, with inadequate staffing.

Source: https://www.staradvertiser.com/2023/11/06/hawaii-news/little-fire-ant-infestations-spread-across-oahu/

Invasive Species Council conservation officer Candice Bartlett said NSW was a laggard when it came to policies for responsible cat ownership.

Source: https://www.theage.com.au/environment/sustainability/when-the-cats-are-outside-the-wildlife-can-t-play-20230222-p5cmh4.html?ref=rss&utm_medium=rss&utm_source=rss_environment

Jumping worms are an earthworm species that were likely introduced to the North American continent by European settlers in the 18th century, according to the Invasive Species Centre.

Source: https://www.cbc.ca/news/canada/toronto/jumping-worms-toronto-spread-1.6863841?cmp=rss

Reece Pianta from the Invasive Species Council said on Sunday that fire ants had now breached containment six times in six weeks.

Source: https://www.theguardian.com/environment/2023/jul/23/fire-ants-breach-six-queensland-containment-zones-as-authorities-try-to-stop-march-to-nsw-border

Some of these have negative effects, like the invasive grasses, while others may be useful, which is why the Hawaii Invasive Species Council does not target many of them.

Source: https://www.civilbeat.org/2023/09/fast-growing-and-fire-resistant-grasses-are-flourishing-in-hawaii/

The East Kootenay Invasive Species Council (EKISC) is welcoming invitations to help you and your community group organize a community weed pull this summer.

Source: https://www.e-know.ca/regions/east-kootenay/ekisc-striving-for-communities-to-pull-together/