patagonia sleeping bag 30 Fitz Roy 30º F / -1º C plucked) Mountain Hardwear Phantom Sleeping Bag:

Nevada biologists documented birth peaks during June and July and noted 70 percent of all births occurred between April and September.(9) Mountain lions in and around Yellowstone National Park give birth primarily in midsummer.(30) Researcher Allen Anderson looked at the birth dates of 6 wild and 35 captive cougars and discovered that over half (55 percent) of the births occurred during April, June, July, and August.(1) Biologists long speculated that in temperate climates, births occurring during the warmer months placed less stress on both the mother and kittens

Sources of Greenhouse Gas Emissions. EPA, Environmental Protection Agency, 13 Sept

I have slept in this bag for more than a month on the trail at this point, with nighttime temps ranging from 20 to 65 degrees Fahrenheit, and, yes, it was too much in the heat as a sleeping bag

It is a durable choice from a major mountain brand, though the fixed torso length requires a precise fit for long-term comfort