The study found that childless working couples “spent a combined 79 hours a week at work, 37 hours on household tasks and 138 hours on personal care, but they only needed to work 20 hours a week [10 hours each], do household tasks for 18 hours and spend 116 hours on personal care [including eating and sleeping], ” says the paper.
न्यू सायंटिस्ट पत्रिकेनुसार, हे प्राणी भरलेले मोहळ असलेल्या सर्व झाडांपासून आणि रिकामे मोहळ असलेल्या एक तृतीयांश झाडांपासून दूर राहिले.