Hundreds of telephone sounds and recordings including error recordings, signalling, colored box tones, and devices.

Dr. Andrew Jones DVM provides online pet health solutions to members of the Inner Circle including e-books, videos, audio recordings and a forum where members can ask their specific questions.

A digital collection of recordings held by the University of California at Santa Barbara. Includes searchable database, history of cylinder recordings, and donation information.

Comprehensive guide to North American birds and bird watching from the Cornell Lab of Ornithology. Includes Bird Guide with identification, life history, sound and video recordings of each bird, with additional 'Birds of North America' material

A collection of bird songs from around the world. Includes a database of recordings, a forum, links, and FAQs.