Sixty-five million years of history meets cutting-edge interactive technology in the exhibit "Age of Mammals," opening Sunday at the Natural History Museum. The new permanent exhibit, housed in the museum's renovated northern wing, chronicles the evolution of mammals via skeletons, taxidermy, hands-on kiosks and multimedia displays. Natural History Museum of Los Angeles County, 900 Exposition Blvd., L.A. 9:30 a.m.-5 p.m. Sun. $9 for adults; $6.50 for students, seniors and children 13-17; $2 for children 5-12; free for children under 5. (213) 763-3466. http://www.nhm.org.