Sex at Dawn

fertility, 124, 220, 237-40, 260-62, 292, 341n

fertilization, 264-65, 266 fetus, 90-91, 105

fidelity, sexual, 10, 120-21, 129, 305, 309, 310, 311

female, 7, 15, 48-50, 54, 142

finches, 36, 243

Finkel, Michael, 323n

Finkers, Juan, 195

Fisher, Helen, 34, 49, 59, 60, 72-76, 114, 137, 305

Fisher, Maryanne, 325n

Fisher, Terry, 277

FitzRoy, Robert, 164

Flanagan, Caitlin, 302-3

Flatheads, 325n

Flaubert, Gustave, 253

Flintstones, The, 32, 317n

Flintstonization, 31-36, 48, 75, 76, 107, 117

Florida State University, 52

Flynt, Larry, 5

food, 8, 49, 54, 59, 125-26, 139, 149, 160, 173-76, 302, 328n, 331n

caloric reduction and, 208-9

conflict over, 160, 188, 190

Garden of Eden and, 81-82

masturbation and, 288, 345n

sexual anatomy and, 237, 240, 242

sharing of, 6, 11, 34, 67, 70, 78, 99-100, 141, 174, 179

surplus and storage of, 68, 173, 174

taste in, 20-22, 165

see also agriculture

food additives, 237, 240

Food and Drug Administration, 21

foraging, 9, 11-14, 21, 44, 54, 67, 76, 82, 93, 131-32, 173-77, 179-81, 205-6, 210, 315n, 344n

delayed-return (complex), 11n

egalitarianism and, 9, 11, 100-101, 176, 179, 182-83

immediate-return (simple), 11n, 190, 330n, 331n infanticide and, 203

population growth and, 156, 159, 326n, 327n

research subjects and, 143-44

sedentary, 330n-31n

social life and, 87-88, 94, 100, 139, 160

transition to farming from, 8, 83, 173-75, 319n, 328n

uneconomic man and, 181

war and, 182-85, 184, 190, 193, 330n-31n

Ford, Clellan, 96

foundling hospitals, 111, 203, 322n Fourier, Charles, 43 Fowles, John, 28, 316n France, 157, 203, 303 Franklin, Benjamin, 113, 322n Freeman, Derek, 321n

French Lieutenant’s Woman, The (Fowles), 28

Freud, Sigmund, 28, 43, 271, 279, 288

Friedman, David, 233-34

Fromm, Erich, 179

fruit flies, sperm of, 229-30

frustration, sexual, 282-83, 284, 344n

illness and, 10, 247

Fry, Doug, 193

Fuegia, Fuegians, 164

Galapagos, 36, 243

Galileo Galilei, 3, 254

Gallup, Gordon G., 235, 267

Galton, Francis, 37

gangbang, 231

Garber, Paul, 188

Garden of Eden, 81-82

Gawande, Atul, 319n-20n

Gebusi, 184-85, 184, 194

Gekko, Gordon, 152

generosity, 54, 68, 70, 72, 76, 139, 163, 167, 177, 212

genetic economics of sex, 49

genetics, genes, 26, 36, 37-38, 54, 57, 94n, 107, 293

compatibility and, 264-65, 276

egalitarianism and, 100-101

as legacy, 49, 56

male vs. female agenda and, 25

meme compared with, 166

monogamy, 324n-25n

paternity certainty and, 25, 54, 56, 141

genital echo theory, 260, 337n

genital-genital (G-G) rubbing, 78

genital mutilation, 250-51, 253

genitals, male, 84, 215

see also penis; scrotum; testicles

geophagy, 328n