A heart-stopping scene captured on a zoo's surveillance camera shows the incredible moment a massive silverback gorilla rescued a young boy who had tumbled into its enclosure. As onlookers watched in panicked silence, the powerful animal exhibited surprising gentleness, lifting the toddler and holding him steady for visitors to reach down over a low railing. Once the child was safely back in the arms of his family, the gorilla offered a poignant, human-like wave of farewell. This display of inte