(NatureWorldReport) Whales – why study them? Well, for starters they're among the largest creatures to ever live on Earth, and most species happen to be threatened or endangered. The problem is, as smart as they are whales lack the capacity to understand that the men in the noisy boats firing darts at them are trying to be helpful. A less-invasive method would be nice, but how? Enter Snotbot, the drone that collects the "blow" whales expel from their lungs.