Lena Pillars - it rocks, located on the right bank of the Lena River, two hundred kilometers from Yakutsk, Russia. The age of these rocks is 500,000 years.
A camera trap near Yellowstone National Park catches a grizzly bear stealing whitebark pine nuts from a squirrel’s cache. The nuts are an important food for the bears, a threatened species.
Striped mackerel are filter feeders opening their cavernous mouths as they swim and sieving zooplankton from the water with their gill rakers acting like a net.
