Thanks to his dog best friend, this cow even knows how to open doors! — -- Meet Goliath. He's an adorable baby cow who's convinced he's a dog. Goliath, who's actually a small calf, was rescued ...

Internet users have been left delighted by a viral video of a dog showing off her uncanny impression of a cow, as many people can't believe the stellar likeness. Rather than barking or whining at her ...