We are the nation's most effective animal protection and animal welfare organization working to end suffering for all animals.

Puppy being held during Hurricane Helene response
A world without the Humane Society of the United States

Without the Humane Society of the United States, these animals might still be suffering and facing unthinkable cruelty and neglect. Donate today to join the fight to stop the suffering of all animals!

Happy woman and her dog

With your help, we stand up and fight for all animals who are suffering. Learn more about how you can get involved.

What We Work On
SeaQuest in Fort Worth, TX. Two otters standing and begging for food during chaotic interactions, where they scuffled and fought over pieces of fish and vocalized in distress.

Exposing animal abuse at SeaQuest

Our undercover investigation reveals horrible conditions at SeaQuest. Tell Congress to pass the Better CARE for Animals Act to help animals suffering in all captive facilities like this.

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A researcher injects a laboratory rabbit's ear for testing
PLEDGE TO SHOP CRUELTY-FREE

Thousands of animals are suffering and dying needlessly to test cosmetic products.

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Small scared puppy in a puppy mill cage with other scared puppies in the background
HELP STOP PUPPY MILLS

Save puppies and their moms from suffering. Donate to fight animal cruelty.

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The latest updates from A Humane World blog

Frightened dog in filthy cage during HSUS rescue
Your gift can do so much for animals in need.

Start saving lives today by making a tax-deductible one-time gift—or fight for all animals all year long with a monthly contribution. 

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