A Voice Like A Lion's Roar - The New York Times
How loud is a lion's roar? And 4 other lion facts, Stories
The magnificent lion: the symbol of Africa
How far can a lion's roar be heard? - Quora
They Are Lions, Hear Them Roar - The New York Times
Before 'Beast,' 'Roar' Pitted Lions Against Humans Without CGI in 1981 – The Hollywood Reporter
Lions at Lunchtime by Mary Pope Osborne: 9780679883401
Lion, Characteristics, Habitat, & Facts
Franklin Park Zoo's beloved lion roars no more - The Boston Globe
The cats are back! Lincoln Park Zoo welcomes back lions to new wildlife center - Chicago Sun-Times
Why Do Lions Roar? Facts about Big Cat Communication
Lion guide: species facts and where they live in the wild - Discover Wildlife