Nope, because such lives are nonexistent. There is always pain and difficulty in many different forms. parasites, disease, fighting, hunger, thirst, cold, heat, all sorts of discomfort. The only way comfy wild animal lives can exist are in the minds of humans. Human beings can create a romanticized version of nature and animal lives in their heads very effectively. We can daydream, meditate, or have lucid dreams about these fantasy lives. The human ability to romanticize the lives of animals is also why otherkin and therianthropy is as popular as it is. >>2970555
Being unable to scratch out that botfly larva wriggling around in an unreachable part of your back would suck though.