Among mammals, “we’re the only weirdos that are naked except for our head,” says biological anthropologist Tina Lasisi, who is studying the variation in human hair and how it evolved.

Here are the 23 best wigs on Amazon, including human-hair wigs, synthetic wigs, lace-front wigs, and glueless wigs, with help from a hairstylist and wig expert.

These pictures may have more in common than you think (Picture: Getty) To find out more about the world of human hair extensions, just take a peek at your shower plug hole on wash day.

Belgian NGO, Dung Dung, is using human hair to absorb environmental pollutants as part of the Hair Recycle Project, as reported by EuroNews. BERLIN, GERMANY - SEPTEMBER 23: A pile of human hair ...

The 12-foot-tall sculpture is made of 15 pounds of chopped hair that was collected from hair salons around the U.K. and woven into a felt material. It’s on display as part of the London Design ...

Human Material Loop works with participating hairdressers to collect hair cuttings, which it processes into yarns and textiles and sometimes turns into garments.. Founder and CEO Zsofia Kollar was ...