McKinney presents a large number of accounts by her students that describe white people coming to realise they are raced.

“She's married?” “She's not only married, she's leaving. Or she already left. Fuck if I know.”

Paint the upper and lower surfaces of the membrana to be removed with some suitable anæsthetic; allow time for this to act, secure the membrana firmly with a pair of forceps or by passing a fine silk thread through it, and excise with a small pair of curved scissors or sharp scalpel as close to the inner canthus as possible.[…]In several cases which were kept under close observation for three or four years the animals did not in any way appear to be inconvenienced by the removal of their membranæ.

Catadromous fish species such as centropomids can have enhanced survival and growth in years when larvae and juveniles from coastal spawning grounds access more productive freshwater habitats (Staunton-Smith et al. 2004).