At the end of 2017 a population of about 250 birds was estimated. They are regarded as "domestic" and thus protected from hunting.[26] In the autumn of 2018, the German population grew to 566 individuals,[27] and hunting of the birds was allowed; additionally, the population was reduced by destroying eggs during breeding season.[28]

I admit that, as an animal lover, this article was a rollercoaster but invasive species can wreak havoc on the local ecosystem.

i'm happy at least that efforts are being made to make sure they don't mess up the local ecosystem too much

Are they actually Rhea? Or just slightly uncommon?