International (HQ: United States) · Founded 1954 Formerly Humane Society of the United States / Humane Society International https://www.humaneworld.org/en The institutional heavyweight of animal welfare, rebranded in 2023. Less radical than PETA , more embedded in legislative corridors and corporate boardrooms. They run animal sanctuaries (including Black Beauty Ranch), coordinate disaster response, and push policy at the federal level. They are the "suit-and-tie" wing of th

United States / Canada · PETA's children's division · Ages 12 and under https://www.petakids.com/ The gentlest entry point in the PETA ecosystem, PETA Kids offers games, coloring sheets, stickers and activity books, all designed to build empathy before kids are old enough to compartmentalize. Paired with TeachKind, PETA's humane education division that provides free curriculum materials to teachers. No graphic content whatsoever. Key Resources Free stickers, activity sheets,

International (HQ: United States / Canada) · PETA's youth division · Founded 2002 https://www.peta2.com/ PETA's division for ages 13–24, peta2 is the largest youth animal rights group in the world with over 560,000 young people engaged. TikTok, Instagram, concert tours, campus activism. They're less graphic and more lifestyle aligned, with cruelty-free prom guides, vegan campus dining campaigns, and Street Team missions with points and prizes. Key Programs Street Team — weekl

International (HQ: United States) · Founded 1980 https://www.peta.org/ The People for the Ethical Treatment of Animals are the most recognized (and most polarizing) animal rights organization in the world. Say what you will about their tactics, their undercover investigation archive is vast and spans decades. Footage across factory farming, fur farms, leather production, animal testing labs, circuses, and marine parks. They've been inside facilities most organizations can't a

North America (US, Canada, Mexico, Brazil) · Founded 1999 https://mercyforanimals.org/ The organization that turned undercover investigations into a systematic corporate pressure machine. Their footage has triggered federal raids, criminal charges, and policy changes at major food companies. Known for methodical targeting: investigate, expose, negotiate, win concession, repeat. Key Investigations Hy-Line Hatchery (2009) - male chick culling footage that went viral globally Wa

International (UK, US, Spain, Germany, Italy, Mexico, Brazil, India) · Founded 2006 https://animalequality.org/ One of the most effective investigation-to-campaign pipelines in the movement. They film undercover, release to media, then leverage the coverage into corporate and legislative pressure. Known for high production value on their exposé content and strategic targeting of major food companies. See their 2025 Impact Report. Victories Campaigns Investigations

Australia · Founded 2014 https://www.farmtransparency.org/ The investigative backbone of Australian animal advocacy. Originally known as Aussie Farms, they built the footage archive that became DOMINION (2018) and maintain the most comprehensive database of Australian factory farm and slaughterhouse locations. Their interactive map caused a national controversy and prompted ag-gag legislation attempts. Campaigns Investigations Other Key Offerings: Gallery A database of thou