@Dr. Jean Hofve @Dr. Jeff
I just read this:
www.holisticactions.com
It says it is better to give some little herring, smelt or anchovies.
What about sardines?
And can they be given whole or should they be boneless?
I just read this:

Why Fish is Dangerous for Cats - Holistic Actions!

It says it is better to give some little herring, smelt or anchovies.
What about sardines?
And can they be given whole or should they be boneless?