Bonios are a popular brand of dog biscuit which is sold widely in the United Kingdom.
For over 75 years they have been one of the leading manufacturers of dog treats in the UK.
There are now different flavors of bonios which have been developed.
These include flavors such as original, bonio meaty chip, bonio with chicken, and bonio happy fibre. (source)
So can hamsters eat bonios?
Many owners say they are fine, however they are specifically made for dogs diets.
However, the content of Bonios is not very good for hamsters to eat and should be avoided as a food for them if possible.