https://www.dailysabah.com/science/2017/03/01/snooze-news-elephants-are-insomniacs-sleep-two-hours-per-day-on-average
Snooze news: Elephants are insomniacs, sleep two hours per day on average | Daily Sabah
Mar 1, 2017 - Elephants hardly ever sleep in the wild, getting around two hours of shut-eye per night and only in the wee hours of the morning, researchers said...
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