kelly cobiella has details. >> reporter: good morning. an american katie williams and her son are in intensive care this morning, both attacked by a giraffe after it was apparently spooked. today the baltimore mom's family says she is talking, communicating again for the first time in a week. this morning, hopeful signs from katie williams. the wildlife biologist and her son kicked by a giraffe protecting her young. her family says katie has regained consciousness and is using sign language to talk. her british husband, sam, saying it was amazing to see katie wake up and to be able to talk to her and to reassure her that we are there for her. adding that their son, finn, is stable and i hope that in time he will also wake up so that we can all be reunited as a family. sam, a conservationist and katie live with son, finn, on a wildlife reserve in south africa. it's home to free ranging giraffes, including a mother and a two month old calf.