you might notice the zarrukh 's off my kneel notice the zarrukh �*s off my knee that�*s completely empty who turned up under the ladder and casually removed it. we do have video of that event as well. yet it was broad daylight. was this theft or more of a public stunt? it�*s hard to say. banksy�*s press team has told the bbc that they believe that it was stolen, and their words. the metropolitan police said it was alerted to a satellite dish and that no arrests were made. but lucy, when it comes to banksy, there�*s always so much mystery involved. either way, it means this rooftop over here that had the wolf, it�*s not on. usually does them on walls or something that�*s not quite so easy to remove. i5 something that's not quite so easy to remove. , ., something that's not quite so easy to remove-— to remove. is a good point. there are few peeple — to remove. is a good point. there are few people we _ to remove. is a good point. there are few people we spoke - to remove. is a good point. there are few people we spoke to - to remove. is a good point. there are few people we spoke to hear.

today, i have come to zarrukh to meet their. come to zarrukh to meet their autonomous drone. —— zarrukhforest has - rainforest. they have pretty tough conditions so a rainforest has an i conditions so a rainforest has an extreme weather conditions and can be very hot or humid so it's quite a challenge or the sensors on board for the drone can be challenging to the optic —— detecting obstacles and what is problematic is flying inside the rainforest so this is why it's extremely cluttered environment with many obstacles and so on and so the way that we solve this problem is to stay above the canopy, and just having the probe that goes inside the camp and this so we are safely up the camp and this so we are safely up but we can collect the data from inside the vegetation where things are interesting and important. the drone uses — are interesting and important. the drone uses 3d scans of the canopy to work out how close is to close to the treetops. and if the probe gets stuck, the drone is programmed to first wiggle it up and down and then give it a sharp tug and if all else fails, cut the