All domestic cattle on Earth originated from one single herd of about 80 animals 10,500 years ago.
Emily the cow escaped from a slaughterhouse minutes before her turn at the abattoir, wandered for 40 days eluding capture, went on to live for 8 more years before getting a memorial on her grave.
A man in Nebraska is breeding red cows and sending them to Israel in hopes of a pure red heifer being born there; such an event will allegedly prompt Jews to build a Third Temple, which fundamentalist Christians believe will usher in Jesus’ Second Coming.
All domesticated cows and very single species of deer position their body to face north when grazing or sleeping. No one on Earth noticed until 2008.