A Fortress For Cougar Kittens

Two of four kittens born to F47 in 2013, an adult female mountain lion in northwest Wyoming.
Two of four kittens born to F47 in 2013, an adult female mountain lion in northwest Wyoming.

We suspected F47, an adult female mountain lion followed by Panthera’s Teton Cougar Project, was pregnant in Spring of 2013; during the winter, we had caught her on camera consorting with M85, the resident male that overlapped her territory (see Rare Video Footage Shows the Dynamics of Cougar Courtship). In late Spring, F47 began to make large loops about her home range characteristic of pregnant females—perhaps she was seeking that perfect place to give birth where she felt safe from predators, or perhaps she was driven by discomfort or hormones…who can say for sure. But like clockwork, 90 days after the intimacy she shared with M85 during winter, she stopped traveling; she did not move for 10 full days in early June.

Several weeks later, F109 gave birth to a new litter as well. One of the endless fascinating quirks about mountain lions is that unlike bobcats and Canada lynx, they can mate and give birth at any time of year. But in truth, they typically don’t, at least in the temperate environments in the Northern Rockies of North America. Several researchers —> Read More Here

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