We have big box stores for pets.
We have semi trucks burning diesel to bring pet food and pet supplies to all parts of the world.
We devote some amount of farm land and livestock to feeding those pets.
It’s interesting when people suggest to reduce global human population but I have never heard anyone suggest to reduce pet populations as a method for combating climate change or for simply reducing resource usage.
The worldwide dog population is estimated to be 900 million.
There are 600 million to 1 billion cats living in the world today.
I don’t know if you’ve heard of the Price is Right but one of Bob Barker’s things was talking about getting animals neutered and spayed.
Drew Carey even carries it forward and it’s not like it’s a taboo topic.