How many children are killed each year by child abuse?

100,000 a year.

Way to many

I'm sure it varys from county to county.

I doubt very much that any sort of reasonable record would be kept of this sort of activity as nearly all country's aside from the USA are held countable for war crimes in the long-run.

6 to 8 million dogs and cats enter shelters, and 3 to 4 million shelter dogs and cats are killed a year. 10 billion domesticated land animals are slaughtered for food in the united states, 27 million...