lepidopterology and other fields of study

He thinks of Cecil’s breath ghosting over his mouth, and how the oxygen exhaled along with the carbon dioxide traveled into his own lungs, and how it is possibly incorporated into the molecular structure of any organic compound in his entire body. How molecules that were once a part of Cecil could now be a part of him. How the erythrocytes synthesized in the deepest, most intimate places of his marrow may be built with atoms that mingled with the molecular byproducts of Cecil’s cellular respiration.Or: Carlos spends a lot of time thinking about diffusion.