system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: How is animal cruelty, injury, or death depicted in films without harming the animal.

Is CGI more widely used now to depict situations like this? What about before CGI was realistic enough?
gpt
They use animals trained to act injured, or they use camera work to make it look like someone's injuring an animal when they aren't, or they use animal shaped statues, or animatronics to simulate abuse.