The world’s biggest animal cruelty problem, explained in one chart

When you think about animal cruelty, you might think of chained-up dogs left to suffer in the cold, stray cats struggling to survive on the streets, or depressed polar bears at the zoo. As terrible as many cats, dogs, and zoo animals have it, the animals that are both the most numerous and that have it worst — by far — are farmed animals. 

But the biggest problem they face isn’t necessarily the cruel, overcrowded, unsanitary factory farm, where the vast majority of animals raised for meat, milk, and eggs are confined.