Hinny sixty cases of foals born to female mules around the world have been documented. In contrast, according to the ADMS, there is only one known case of a female hinny doing so. Namely, in China, in 1981, a hinny mare proved fertile with a donkey sire. When the Chinese hinny was bred to a jack, she produced the so-called "Dragon Foal", which resembled a donkey with mule-like features. In Morocco, in 2002, a mule mare bred to a donkey sire produced a male foal. DNA testing revealed the foal has a mixed karyotype hybrid like the Chinese hinny offspring "Dragon
The Adventures of a Donkey received recognition in contemporary reviews. According to the 1924 edition of the "Saturday Review of Politics, Literature, Science and Art", this was due to Argus not being as 'widely read compared with very many of her contemporaries.' The general consensus was that it was a brilliant attempt at opening the eyes of children to the maltreatment of the donkey, which was appropriate as the donkey had risen in fashion during the early 1800s. "The Lady's Monthly Museum" described it as, '[a] vehicle for conveying sound morals and instruction to the youthful mind, under the guise of innocent pleasantry.' And "The