There are hundreds of thousands of microbes surrounding us, but they cannot harm us unless we become weak, until the body is ready and predisposed to receive them.
One who sees the Supersoul accompanying the individual soul in all bodies and who understands that neither the soul nor the Supersoul is ever destroyed, actually sees.
On the contrary, there is a considerable body of evidence that these fossil traces, known as 'dino-fuzz', have nothing to do with bird feathers... I, and many others, do not find any credible evidence that those structures represent protofeathers.