Might it be possible to teach a pigeon how to "read" a label for a person who can't read? Is there the possibility of a future where pigeon service animals look out for which bottle of medication you need to pick up? There just might.

Here's the actual research paper by Dr. Damian Scarf, Karoline Boy, Anelisie Uber Reinert, Jack Devine, Onur Güntürkün, and Michael Colombo

https://www.pnas.org/content/early/2016/09/13/1607870113.full