Panthera

Keeping Mountain Lion Kittens Safer

An early snow had painted northwest Wyoming completely white, making it beautiful, but treacherous. Navigating the slippery roads of the backcountry, we paused to look at footprints of a mountain lion we call F61. She had crossed the road and ...

Caught in the Middle: The Subordinate Mountain Lion

In a new paper just published in PeerJ, we found that mountain lions are often losers—and subordinate to at least one other apex carnivore in 47.5% of their 22,735,268 square kilometer range across North and South America....

Where There’s a Bear, There’s a Big Cat

By Liu Mingyu, PhD Student, Peking University One morning last July, I woke just outside the Zhaxilawu monastery to the sound of howling dogs. The monastery lies in China’s Qinghai province, where Panthera, the Snow Leopard Trust, and Shan ...

Tiger Cubs: A Sign of Hope in Thailand

By Chris Hallam MSc Monitoring Advisor Every success in the conservation world is worth celebrating—no matter what species, location or size of impact. But some feel more significant than others… and the recent news out of Thailand is a ...

Frozen Food: Winter Woes for Cougars

It was dark, and cold. Under cover of night, F61, an adult female mountain lion currently followed by Panthera’s Teton Cougar Project, padded softly back to her kill. Drew Rush, on assignment for National Geographic’s article “Ghost Cats” ...

Killing Sprees of a Mother Lioness

It was one of those eerily beautiful winter mornings in Central Mozambique. Smoke hung thick in the air from the seasonal fires that had begun raging across the land, and Bob Poole and I hopped into his land rover and ...

Fecundity and Cougar Kittens

F51, an adult female mountain lion currently followed by Panthera’s Teton Cougar Project, has given birth to three litters in three years, which as far as we know, is something of an anomaly. F51 immigrated into our study area ...

Elk, It’s What’s for Dinner… In Winter

It’s akin to a light switch; it’s that stark. One day mountain lions inhabiting the Southern Yellowstone Ecosystem are predominantly killing mule deer, and the next day they all switch to killing elk. And then they kill elk ...