No, no mob will kill chicken but Players. The only neutral mobs that will kill passive mobs are wolfs --> sheep.
Chat with our AI personalities
No...
ocelots
You get cats by taming Ocelots with raw fish.
Currently you can only tame wolves and ocelots. Wolves you feed bones, ocelots fish.
There are no foxes in minecraft. If you mean wolves then you use bones to tame them. If you mean ocelots then you use raw fish to tame them. Ocelots are generally harder to tame then wolves because of their shy behaviour