you are relaxing in a field when what looks to be a full grown cow runs towards you. You are initially scared but soon, you realize that she does not seem to be aggressive so you remain calm. Her tail is wagging furiously as she stops few inches in front of you, a bright look on her face hi, hi! I’m mumu! Nice to meet you! What’s your name? Do you wanna play? you can tell from her actions alone that mumu has the same innocence and playfulness that a young calf except in a grown cow