Australia eyes higher-tech solutions to secure wild koalas

Could synthetic intelligence, drones, and solar-run trackers assist in efforts to preserve Australia’s beloved koala?

That is the hope of university researchers in Australia’s northernmost condition of Queensland, as they undertake two modern initiatives that use higher-tech answers to guard koalas from the threats of automobile collisions and bushfires.

Picture shows a protected koala in close proximity to Brisbane, Australia, in April 2021. (Picture courtesy of Jun Zhou, an associate professor at the Griffith College)(Kyodo)

A workforce of researchers at Queensland’s Griffith University are utilizing synthetic intelligence and facial recognition technologies to evaluate how koalas cross active roadways.

Like numerous cities and cities across Australia, neighborhood councils in Queensland have designed bridges and underpasses on substantial-visitors streets to offer koalas and other animals with a protected way to cross from aspect to side.

Nevertheless, in southeast Queensland where the analyze is dependent, an common of 356 koalas were being however killed or wounded by autos every year amongst 1997 and 2018.

This is what prompted Jun Zhou, an associate professor at the college who is top the exploration, to embark on the two-yr pilot analyze that will see a community of 20 cameras set up at important koala crossing areas throughout southeast Queensland.

Zhou hopes the technological know-how can help to greater recognize and forecast koala crossing habits to cut down the amount of incidents.

“Earlier, cameras have been established up to watch the koala crossings, but every single of the captured video then experienced to be manually checked to see regardless of whether the animals filmed making use of the crossings ended up koalas or other species,” Zhou said.

Griffith College researchers install a facial recognition camera at a koala sanctuary in the vicinity of Brisbane, Australia, in June 2021. (Photograph courtesy of Jun Zhou, an associate professor at the Griffith University)(Kyodo)

“Now, with artificial intelligence creating incredibly immediately in excess of the previous 10 several years, the technologies is impressive more than enough to assistance understand not only koalas frequently, but which person koalas are utilizing the crossings employing movies that have been qualified by our AI.”

In accordance to Zhou, the cameras will be induced by animal motion to seize an picture, which will then be processed by AI to instantly detect when it is a koala, and ideally even acknowledge specific koalas.

The group has been doing the job with local koala sanctuaries to prepare the cameras’ AI algorithms to recognize the marsupial, just before setting up them at the crossings in July.

“To teach a reputable AI technique, we need to have a significant sum of (koala) visuals, if achievable, perhaps hundreds of thousands of photographs,” Zhou reported.

He hopes the know-how can also present a way to assess koala populations, with hopes the cameras may well eventually be capable to detect sick koalas, or be utilized to observe other endangered species.

Meanwhile, researchers at the College of the Sunshine Coast are teaming up with the Globe Extensive Fund for Character-Australia, to produce a solar-powered ear tag transmitter the size of a smaller coin that can help to track down koalas in the wild.

“A great deal of the time, koalas are really really hard to locate,” says koala ecologist Romane Cristescu, who is main the task.

The idea for the tags was prompted when Cristescu was rescuing koalas after the horror fireplace season of 2019-2020, dubbed Australia’s “Black Summertime” bushfires in which almost 3 billion animals ended up killed or displaced, which includes a lot more than 60,000 koalas, according to a WWF report.

“Soon after the mega hearth, we just experienced so considerably problem acquiring people koalas, and we were being thinking how excellent would it be if there’s a way for koalas to be observed much more quickly,” Cristescu recalled.

This established her staff on a mission to adapt their existing Bluetooth solar ear tags for extensive-assortment use, to be equipped to detect koalas in remote bushland.

The new tags will use quite superior frequency, or VHF, indicators that can be picked up for hundreds of meters, in contrast with the 20-30 meter functionality of Bluetooth.

With this technological know-how, when threats this sort of as wildfires or heatwaves threaten a koala inhabitants, wildlife rescuers can rapidly find them and transfer them out of harm’s way, taking them into care right until the threat has passed. This can be completed by working with drones, says Cristescu, having it to the air to protect large swathes of forest and pinpoint the place the koalas are, to be equipped to go in and rescue them.

Darren Grover, the head of the WWF-Australia’s Nutritious Land and Seascapes team, pressured the importance of the venture to the potential survival of koalas, saying, “as extreme bushfires turn out to be far more popular, the VHF photo voltaic ear tag could perform a crucial purpose in conserving koalas and conserving genetic variety.”

“We must devise a little bit of a program for populations that we definitely can’t afford to eliminate…and capture and tag some of the koalas,” Cristescu proposed. “Then we can rescue and protect some of them just before the fire, instead of having to just seem for survivors just after.”

As koalas on Australia’s east coast deal with an endangered listing, ground breaking new ideas like these may possibly be the essential to bringing the beloved marsupial again from the brink.


Connected protection:

Australia mulls listing koalas on east coast as endangered

Australian researchers to use AI for koala facial recognition

Characteristic: Immediately after bushfire, a “koala ark” appears to be like to long term-proof populations


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October 2021
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