3 ms·

I suspect that's true. The article mentions the birds even tried talking to one of the rovers ... I suspect the researchers want to ensure the rover appears (vi

I suspect that's true. The article mentions the birds even tried talking to one of the rovers ... I suspect the researchers want to ensure the rover appears (visually and behaviorally) harmless, but at the same time also doesn't appear to be something worth attacking.

sjm-lbm 12y ago
I couldn't find a mention of this in the IEEE article, but a story on NPR on this topic this morning specifically mentioned that the penguins "sang to it and seemed disappointed that the rover wouldn't peep."[1] So, yes, it looks like the penguins did hit a level where they might have been (at least) confused about what was happening. [1]: http://www.npr.org/2014/11/03/361069792/scientists-find-sneaky-way-to-check-penguins-vital-signs http://www.npr.org/2014/11/03/361069792/scientists-find-snea...