Nature's best friend: Sniffer dog roots out tree disease in UK firstDogs have been used to successfully identify tree diseases in the UK for the first time – proving pooches aren't just a man's best friend.
Source: Nature's best friend: Sniffer dog roots out tree disease in UK first (https://news.sky.com/story/detective-dog-sniffs-out-tree-disease-in-the-uk-for-first-time-13263146)