Liza Gross

When an American dentist killed a beloved African lion named Cecil last summer, the world responded with outrage. But for biologists, the issue is more complicated. African lions are in a downward spiral. And biologists have long seen trophy hunting as a vital tool to support conservation and help local people tolerate animals that kill...

The snow leopard, like most of the world’s big cats, survives by keeping a low profile. Yet its secretive nature and penchant for living among some of the steepest, remotest mountain ranges on the planet have not saved the cat from human intrusions throughout most of its range. First listed as globally endangered in 1972,...

“Never say you can’t train a cat,” is what a researcher said after taking ten months “and a lot of meat” to train “Rascal” and other captive mountain lions to walk on a treadmill. The cooperation of the felines helped scientists understand how wild mountain lions burn energy and explained why the big cats’ use...

With the number of wild tigers at an all-time low, a new study warns that unless conservation managers redouble funds and efforts to protect tigers in the few places they can still thrive, we may lose the world’s largest cat. Siberian tiger photo by Julie Larsen Maher/Wildlife Conservation Society By Liza Gross Sometime before dawn...

By Liza Gross Pyrénées Mountains, France–“Voila! Hvala!” exclaims Pierre-Yves Quenette, standing in a snowy clearing in the forests outside of Pyrénées National Park. He’s reading a message on his cell phone. Hvala, a 200-pound brown bear with two cubs, has been found. Quenette, director of a French government team trying to restore the brown bear...