Despite your preference, booking beforehand is usually recommended, Particularly during the calving period when desire is often larger. January, Specially later during the month, could be the wildebeest calving time within the Ndutu Plains, Ngorongoro Conservation Place, as well as southern Section of the Serengeti National Park in northern Tanzania. https://www.zepisaafricansafaris.com/tanzania-in-january-weather-for-safari/