https://www.mercurynews.com/2023/06/06/endangered-lemurs-born-at-san-joses-happy-hollow-park-zoo/ > The weather’s been a bit gloomy this week, but the mood has been considerably brighter at Happy Hollow Park & Zoo in San Jose, thanks to two new baby red-ruffed lemurs. > The pups, who appropriately arrived the Friday of Mother’s Day weekend last month, are the first to be born at the zoo since 2009 — and that is a very big deal. Red-ruffed lemurs are considered critically endangered by the International Union of the Conservation of Nature and are found only in a small part of Madagascar — and San Jose, it seems.