MP3 audio files can be played on most desktop-based digital audio players (e.g., Windows Media Player or iTunes) and portable media devices.
The Destination, the Journey and the Katmai 3-Step (.mp3, 8.71 MB, 19:02)
Bear Jam on the Corner (.mp3, 5.29 MB, 11:33)
Nursing Bear Cubs Purring (.mp4, 1.9 MB, 57 sec.)
Many maps are available as well.