Learning Their Language: Intuitive Communication with Animals and Nature Great "first book" with exercises to get started learning to communicate with other species.
The Language of Animals: 7 Steps to Communicating with Animals Straight-forward and clear cut book on the introduction to animal communication.
Animal Talk: Interspecies Telepathic Communication Another good "first book" when seeking to become involved in interspecies communication.
Reiki, The True Story: An Exploration of Usui Reiki IMO, the best Reiki book on the market.
The Handbook of Bach Flower Remedies for Animals This is my 'go to' book for 'recipes' for Bach Remedies for animals.
Beyond Words: Talking with Animals and Nature
Animals in Spirit: Our faithful companions' transition to the afterlife
When Animals Speak: Advanced Interspecies Communication
Dr. Pitcairn's Complete Guide to Natural Health for Dogs & Cats Great reference book on natural diet and holistic care for both dogs and cats. (Cover picture is of older version.)
Veterinarians Guide to Natural Remedies for Cats : Safe and Effective Alternative Treatments and Healing Techniques from the Nations Top Holistic Veterinarians
Bach Flower Remedies for Animals