The crazy ant has a significant destructive impact on the island's ecosystem, killing and displacing crabs on the forest floor. The super-colonies also devastate crab numbers migrating to the coast. This has seen a rapid depletion of land crab numbers which are vital to Christmas Island's biodiversity.
A tiny wasp could save Christmas Island’s spectacular red crabs from crazy ants December 1, 2016 9. 32pm EST Susan Lawler, Peter Green, La Trobe University The Christmas Island red crab population has been savaged by super colonies of yellow crazy ants, an aggressive invasive species that sprays a powerful acid as a defensive mechanism. Now. Recognizing the havoc wrought by the crazy ants and their cohorts, officials at Christmas Island National Park initiated a targeted poison program starting in the 1990s.
A tiny wasp could save Christmas Island’s spectacular red crabs from crazy ants In what could be the most closely scrutinised biological. The crazy ants of Christmas Island wipe out everything on their path But most sinister for crabs is the spray’s effect on gills. As acid soaks into soft gill tissue, breathing slowly becomes impossible.
After five years of research funded by Parks Australia, La Trobe University has identified a biological control agent that could help us tackle yellow crazy ants here on Christmas Island.
Interestingly, yellow crazy ants were present on Christmas Island for decades before having an obvious ecological impact. The formation of damaging super‐colonies is a recent phenomenon, with the first one Parks Australia will release a tiny wasp on Christmas Island in coming weeks to control the island's yellow crazy ant infestation.
The yellow crazy ant was introduced by accident to Christmas Island in the Indian Ocean about 70 years back. It was also introduced to Australia accidentally. It quickly got a foothold, and started to take over. The festive season holds little cheer for the most famous inhabitants of Christmas Island, a subtropical speck in the middle of the Indian Ocean. A tiny wasp is going to kill all the yellow crazy ants to save Christmas Island's red crabs Biological control has failed in the past, but.
crazy ants on the biodiversity of Christmas Island has been. The crazy ant has a significant destructive impact on. Dec 1, 2016. Red crabs migrate across Christmas Island in their thousands each year. Crazy ants are a major threat to the island's wildlife, including its. Apr 23, 2017. Yellow crazy ants have posed a serious threat to Christmas Island's wildlife, but it looks like scientists have found a solution: a micro-wasp from. Christmas Island, these traits enable the ants to form into large populations known as.
Interestingly, yellow crazy ants were present on Christmas Island for. Jul 22, 2018. The Christmas Island red crab population has been savaged by super colonies of yellow crazy ants, an aggressive invasive species that sprays.
On Christmas Island, Parks Australia and La Trobe University have worked towards a new way of controlling invasive yellow crazy ants, by using indirect. Jan 31, 2017. Yellow crazy ants (Anoplolepis gracilipes) in Sabah, Malaysia. Red crabs on Christmas Island killed by yellow crazy ants (Photo: Luke S. Jan 9, 2017. After more than seven years of work, a micro-wasp from Malaysia has been imported to Christmas Island to control yellow crazy ants in the.