Pretty pathetic, if you ask me. Your pets are living, breathing beings and part of your family. The term property reminds me of slavery.
Complain to Blackstone and the English common law. That’s where it came from. States are free to change it but few have.
Indeed they are, but given time you are bound to be taken to task by the “animals don’t deserve justice and why isn’t this thread about humans” crowd. They are legion on these threads.