

Dogs are significantly more subjective. And there’s a noticeable correlation with dogs trying to please their handler by indicating someone the handler is suspicious of.
Nothing is foolproof and its good to have more tools in the kit.
This kind of fundamental university based research is about to get a whole lot rarer in the US and that’s not great.
Some very few do, not sure if they’re in China though.
“Windfarms hurt birds” is 90+% fossil fuel propaganda though. Yes birds run into windmills, they also run into skyscrapers and houses and antennas and planes.
We should of course look for ways to mitigate that. We should not just pretend smokestacks do no harm and not develop renewable energy projects.