WATCH: Nat Geo’s ‘Moment on the Earth’ spotlights the wonders of elephants

National Geographic shares a closer look at elephants, including how they can eat up to 18 hours a day and even use their trunks to “hug.” “Secrets of the Elephants” is streaming now.

​National Geographic shares a closer look at elephants, including how they can eat up to 18 hours a day and even use their trunks to “hug.” “Secrets of the Elephants” is streaming now.  GMA National Geographic shares a closer look at elephants, including how they can eat up to 18 hours a day and even use their trunks to “hug.” “Secrets of the Elephants” is streaming now.