Stashed in: Best Videos, Cows!, Elephants!, Elephants
The other two are humans and parrots.
300+ Reddit comments:
Cows also enjoy music.
Keith Rabois joins Khosla Ventures, February 2013
Life of an Entrepreneur--the Jury Summons
Scientists finally discover how to turn light into matter
The most astounding fact in The Universe: You are not only in it, and a part of it, but The Universe is a part of you.