Pure prototypal inheritance in Javascript

prototypal.js

    var Animal = {
        init: function(name) {
            this.name = name || null;
        }        
    }

    var Cat = Object.create(Animal);
    Cat.meow = function() {
        console.log('meow');
    }
    
    var garfield = Object.create(Cat);
    garfield.init('Garfield');
    garfield.meow();