index.js
function getAnimals(dir) {
	var ids = fs.readdirSync(dir).filter(function (id) {
		return fs.statSync(path.join(dir, id)).isDirectory();
	});
	return ids;
}
function getAnimals(dir) {
	var ids = fs.readdirSync(dir).filter(function (id) {
		return fs.statSync(path.join(dir, id)).isDirectory();
	});
	return ids;
}
function getAnimals ( dir ) { var ids = fs . readdirSync ( dir ) . filter ( function ( id ) { return fs . statSync ( path . join ( dir , id ) ) . isDirectory ( ) ; } ) ; return ids ; }
Fetches all individuals
@param {String} DB dir
@return {Array}
Fetches all individuals