Come Out Of Your Shell - Playing on the savanna, Bo and Max stumble upon a new friend - a tortoise named Tallulah. When they come on a little too strong, however, Tallulah retreats into her shell, and the two friends ask Mama to help them to bring the shy tortoise out of her shell. Travels With Mama - The kids are having difficulty solving a riddle, which reminds Mama of the first time she traveled to Australia and had to solvea riddle to help her find a very special animal: the elusive echidna.