The mountain lion known as P-47 survived fires, freeways and hostile ranchers. But in March, the 3-year-old big cat—tracked by California biologists since his kitten days—succumbed to a hidden hazard: an insidious form of food poisoning. Six anticoagulant compounds—chemicals used to kill rodents...

Do your homework So you’ve decided to add a new pet to your family. First, you should answer some questions: What kind of pet will be the best fit for your household? Do you have enough time to devote to the daily needs of a dog? Is there someone in your household who is allergic? What about a non...

Contents How many animals are used in experiments each year? Which animals are used in experiments? What kinds of experiments are animals used in? What kinds of institutions use animals in experiments? Where do laboratories get the animals they use in experiments? What is life like for animals in...

Some people might consider hamsters, guinea pigs and other small mammals as starter pets: tools to teach their children—many of whom have begged for a furry friend—responsibility. But while these animals can help kids develop respect and appreciation for all animals, parents should still have...

Danielle Tepper had always loved dolphins. When she went on vacation to Hawai'i, she knew she had to see them firsthand. Tepper—now a senior editor at the Humane Society of the United States—wanted to do it ethically, so she avoided captive dolphin attractions. Instead, she booked an excursion to...

It seemed like a good idea at the time: Buy a house with a two-acre property, let our energetic herding dog have the run of the place and spend blissful summer days digging side by side in the dirt with her. And it was blissful, watching Mattie carve out her napping spots behind the ferns and tall...

What is captive hunting? Captive hunting operations—also referred to as "shooting preserves," "canned hunts" or "game ranches"—allow trophy hunters to shoot animals who are fenced in. The animals are often semi-tame—some have even been hand raised or bottle fed by humans. Operators often offer...

WARNING: This page contains graphic content. What are wildlife killing contests? While contests like dogfighting and cockfighting have been condemned in the U.S. as barbaric and cruel, wildlife killing contests still happen regularly in almost all of the 42 U.S. states they are legal in. Killing...

What can guinea pigs eat? And how much? Guinea pigs don't usually overeat, but it's important to provide the proper balance of pellets, hay and fresh vegetables. Like human beings, guinea pigs cannot make their own vitamin C, so they require vitamin C-rich foods in their daily diet. Inadequate...

Most cages marketed for guinea pigs are way too small. Guinea pigs need appropriate room to roam, with separate spaces for a nest, bathroom area and food and water. No animal is meant to live in a cage all the time, so make sure to provide your pig with time outside their enclosures at least once a...

An eco-friendly getaway known as the Hideaway Ranch and Refuge in north Texas became one of the founding members of the Humane Stewardship Alliance. The Hideaway focuses on giving guests a relaxing stay in a natural setting, where they can unplug and unwind with such pastimes as hiking the trails...