THIS WEEK'S SCHEDULE at our two award-winning, interactive, educational shop-and-think spaces, in Seal Harbor (16 Main St., 207-667-0142) and Northeast Harbor (115 Main St., 207-276-4120): 

THURSDAY (10/11): open 10-5 in Seal Harbor (three floors to explore in a 13.8-billion-year building!) ; Northeast Harbor closed for the season

FRIDAY (10/12): open 10-5 in Seal Harbor

SATURDAY (10/13): open 10-5 in Seal Harbor (LAST DAY OF THE SEASON)

•Send us your nature photos and sightings by posting them on the visitor-post section of our Facebook page or by attaching them to either a Facebook message to The Naturalist's Notebook or an email (info@thenaturalistsnotebook.com). We'll post the best and most interesting of them here or on our Facebook page, which has become a hub for nature and science lovers from across North America and around the world. We also may use some in installations in our two physical spaces.  

•EARTH NEWS: 4 Headlines to Click On: 1) World's Most Endangered Marine Mammal Down to 30 Individuals; 2) This Prehistoric Human Ancestor Was All Mouth; 3) Officials Seize 3.1 Tons of Pangolin Scales; 4) Gold Mine Boom New Threat to Amazon

•Population meter: 7.6 billion humans on the planet, a billion more than in 2006, two billion more than in 1994, three billion more than in 1982, four billion more than in 1969, five billion more than in 1952 and six billion more than in 1900. 


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PHOTO OF THE WEEK

“Beautiful female bobcat in Irvine, California,” writes Sandrine Biziaux-Scherson in sharing her photo with us. “Bobcats suffer greatly from habitat fragmentation. It's getting rarer to see them.” To enjoy more of the great nature photos that are shared with us every day by our more than 270,000 Facebook followers and learn more about wildlife and science, follow us on Facebook and go to our Nature Photos page here on the website. Feel free to share with us your own sightings, observations and photos!

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