The link between #AnimalAbuse and #HumanAbuse is real

There is now substantial evidence of the link from a host of reputable sources. Not all Animal Abusers are Human Abusers but enough are to take notice at Legislative and Judicial levels.

Animal abuse as part of a continuum of abuse within the family
Animal abuse perpetrated by children who show later aggressive and deviant behavior
Animal abuse as an indicator of the existence of child abuse
Becker and French (2004)
https://kb.rspca.org.au/knowledge-base/is-there-a-link-between-domestic-violence-and-animal-abuse

Because animals themselves need protection, and because of the link between cruelty to animals and cruelty to humans, violence against animals must be taken seriously under the law.

https://aldf.org/article/the-link-between-cruelty-to-animals-and-violence-toward-humans-2/

A landmark 1997 study by the Massachusetts Society for the Prevention of Cruelty to Animals and Northeastern University found that animal abusers are in fact five times as likely to also harm other humans.
https://aldf.org/article/the-link-between-cruelty-to-animals-and-violence-toward-humans-2/

A 2017 study showed that 89% of women who had companion animals during an abusive relationship reported that their animals were threatened, harmed, or killed by their abusive partner.

https://aldf.org/article/the-link-between-cruelty-to-animals-and-violence-toward-humans-2/

Canadian Veterinary Medical Association

Animal welfare, law enforcement, domestic violence and child welfare agencies are working together more and more in recognition of "the Link", the indisputable tie between animal abuse and violence towards people

https://www.canadianveterinarians.net/policy-advocacy/link-between-animal-child-domestic-abuse