Sep 22, 2015 01:11 PM EDT
Giraffes Hum, And It's Actually Audible To The Human Ear
Sure. Giraffes seem like silent, rather stoic creatures with their incredibly long necks, sanding in at about 6 feet tall. But guess what? They have their own voices, too. What's even more interesting is that these sounds are slightly detectable to the human ears, contrary to previous beliefs.
