The dhole, also known as the Asiatic wild dog or Indian wild dog, is one of the least-known wild canines on Earth. Found across South and Southeast Asia, these highly social hunters communicate with an unusual repertoire of whistles and calls and take down prey many times their own size by working together.

Despite their important role balancing prey populations in their ecosystems, dholes are now endangered, with fewer than 2,500 mature adults estimated to remain in the wild. Here's what makes them so remarkable.