A Buck's Life: The drive to continue the species isn't easy for male kangaroos, as these masterful marsupials climb the social ladder and fight for their right to mate. (3 of 3) [S]
From Pouch To Foot: Eastern Grey kangaroos are prolific breeders, but motherhood isn't easy. From predators to extreme conditions, a young joey faces a daily battle for survival. (2 of 3) [S]