Yes, not only is it the technical term for the animal, the animal is the primary definition of the word: https://www.merriam-webster.com/dictionary/ass
It doesn't say it has to be a species. It just says it can't be any more specific than a species (so no male, female or young animals and no breeds). It can be less specific.
I am not able to find it on the internet.
All, what I could find is the state of india called Goa and its wildlife.
Please provide a link of a picture.
Procapra picticaudata
https://en.wikipedia.org/wiki/Goa_(antelope)
Also me: Owl! Asp! Emu! Koi! Ant! WHY ISN'T IT WORKING.
For everyone's convenience, here is other obscure one https://en.m.wikipedia.org/wiki/Kob also an antilope