[Lurking Libertarian]

There are a few other OT laws (not taking eggs from a nest while the mother bird is watching, etc.).From the totality of these specific rules, the Talmud deduced the general principle that tza'ar ba'aley chayim, causing pain to living creatures, is a sin.

[Aliska]

Cruelty to animals is (now) a sin according to the Catechism of the Catholic church. I'll look it up here . . .

I can't find it but I was sure it was in there somewhere.

[Aliska]

From the totality of these specific rules, the Talmud deduced the general principle that tza'ar ba'aley chayim, causing pain to living creatures, is a sin.

Good.