Bacteria are living organisms that, despite lacking traditional features like mouths or hands, have developed various mechanisms to obtain nutrients. This quote highlights the adaptability and unique characteristics of bacteria, emphasizing that they can still carry out essential life functions without the physical traits we typically associate with eating and digestion.

The book "Stiff: The Curious Lives of Human Cadavers" by Mary Roach explores the fascinating aspects of life, death, and what happens beyond. Through this lens, the quote serves to illustrate the resilience of life in its many forms, as even the most simplistic organisms have found ways to survive and thrive in their environments.