Stephanie O'Neill

For most pet primates in the United States, life is marked by chronic stress, malnutrition and illness — if they...

Wildlife trafficking is one of the world's biggest illegal trades, and the U.S. creates much of the demand for pet...

In northern California, a group of volunteers spend every night from late fall through winter as crossing guards–escorting migrating salamanders...

A group of volunteers spends every night for a few months acting as crossing guards for tiny amphibians: migrating salamanders.

Only about 300 to 400 people a year give a kidney to someone they never met. It's an act of...

About 300 Americans a year give a kidney to a complete stranger. Researchers have studied the brains of these very...

About 300 Americans a year give a kidney to a complete stranger. Research says these people have a larger amygdala...

More than 90,000 people in the U.S. are waiting for a kidney transplant. But a kidney shortage means many die...

Completing a routine depression screening questionnaire during an annual checkup is cost-free under federal law. But, as one woman discovered,...

Some doctors and medical practices voluntarily give rebates on a bill if an injury occurs during a procedure, while others...

When insurance firms wouldn't pay, a woman facing a large tab for her newborn's ICU treatment was given a chance...

Service dogs have long helped veterans with vision or mobility problems. Now the PAWS Veterans Therapy Act will help connect...