Âé¶¹´«Ã½

Striped sweater

28 May 2014

Years ago I was told that the black hairs on a zebra heat up while the white hairs stay cooler. This sets up a temperature difference between the stripes, which creates an air flow by convection and helps to keep the zebra cool. Does anyone out there know any more?

Rachael O’Brien, Tamworth South, New South Wales, Australia

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with Âé¶¹´«Ã½ events and special offers.

Sign up

To continue reading, today with our introductory offers

or

Existing subscribers

Sign in to your account
Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop