Comprehensive, evidence-based guides on the most important animal welfare topics. Each guide is written to provide accurate, research-grounded information that helps you understand the issues and take effective action.
Scale, conditions, sentience science, and the most effective ways to help the 80 billion land animals in intensive farming systems.
What the science says about fish pain and consciousness — welfare issues in wild fisheries and aquaculture affecting trillions of fish.
The scale of suffering in wild populations from predation, disease, and starvation — and the emerging field working on evidence-based interventions.
The 3Rs framework, regulations, and progress toward replacing animal experiments — covering the 192 million animals used in research annually.
Do insects feel pain? What science says about insect sentience and why it matters for the trillions of insects killed each year in farming and pest control.
Research-based guide to the highest-impact actions — giving, diet, advocacy, and where your effort goes furthest.
Where to donate for maximum impact — ACE-evaluated charities ranked by cost-effectiveness for farm animals and neglected species.
Which foods cause the most suffering per serving, how much individual diet choices matter, and practical strategies for sustainable change.
Evidence-based guide for dogs, cats, rabbits, birds, and fish — meeting physical, psychological, and social needs for a thriving pet.
Clear explanation of two key frameworks — what each means philosophically, where they agree, and what this means for advocacy.
How livestock farming drives climate change, land use, water consumption, and biodiversity loss — and what changes would help animals and the planet.
Which interventions help the most animals? Which charities deliver the best outcomes per dollar? A research-backed guide to maximizing your impact.
Existing laws around the world, where they fall short, key legislative wins, and how to engage with policy for animals.
What cultivated meat is, how it could transform animal suffering at scale, and what advocates should know about its progress and challenges.