Totally uncalled for. Most dogs would eat chicken at any time. Eleni I assume by biscuits you mean dry dog food anyway.
I hope your dog recovers. I doubt you will get much comfort from having posted here. Oracle will not be satisfied until she has established that it was your own fault your dog was poisoned.
She'll be posting the statistics for how many dogs get poisoned in the UK shortly in defence of Cypriot dog poisoners.