Cats going outside makes native wildlife die.

When cats are going outside, they are killing native birds. This is extremely horrific because half the birds are going extinct because of cats that you can’t contain. You need to lock your cat inside at night because that’s when birds are mostly out.

Cats kill 1.7 billion native animals each year and have played a major role in most of Australia's 34 mammal extinctions. Cats are killing an estimated 1.7 billion native Australian birds, reptiles and mammals every year, according to new research that quantifies the pet’s national toll on native animals for the first time.

Researchers said owners of Australia’s 3.7m cats needed to make sure their pets were indoors or contained to reduce their impact on native species.

The impact of lots of animals dying for cats entertainment is cruel, the actions of your cats doing this for their entertainment is horrible. There for I know that you should train your cat to not to kill native birds

Cats killing native wildlife while being outside, train your cat to not do this.