Animal Behavior: An Evolutionary Approach |
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Page 229
... bees . All of these differences can be correlated with the reduced danger of winter mortality for the Italian bees . Because they live in warmer regions of Europe , they have not been under selection pressure to pass up sites that are ...
... bees . All of these differences can be correlated with the reduced danger of winter mortality for the Italian bees . Because they live in warmer regions of Europe , they have not been under selection pressure to pass up sites that are ...
Page 438
... bees . When a forager bee has found a rich new food source ( a patch of flowers , a watch glass filled with honey ) , it will return to the hive and perform elaborate maneuvers on the comb . If it has collected high- quality nectar ...
... bees . When a forager bee has found a rich new food source ( a patch of flowers , a watch glass filled with honey ) , it will return to the hive and perform elaborate maneuvers on the comb . If it has collected high- quality nectar ...
Page 444
... bees communicate about for- aging sites , the stingless bees of the subfamily Meliponini do exhibit an exciting range of communication systems . A worker of the species Trigona droryana that has found high - quality nectar returns to ...
... bees communicate about for- aging sites , the stingless bees of the subfamily Meliponini do exhibit an exciting range of communication systems . A worker of the species Trigona droryana that has found high - quality nectar returns to ...
Contents
NATURAL SELECTION | 5 |
Alternative Hypotheses | 11 |
Experimental Tests of Evolutionary Predictions | 17 |
Copyright | |
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ability activity adaptive adult alarm calls allele animal behavior anole ants aphids bees Behavioral Ecology benefits biological birds black-headed gull bluegill brain breeding butterfly cells Chapter colony Color competition cooperation copulate courtship cues cycle damselfly defense detect developmental display dominant effects eggs environment evolution evolutionary evolved example experience feeding female's fertilize Figure flies foraging gametes genes genetic genotype gulls habitat hive honeybee hormonal human hypothesis inclusive fitness individuals infanticide insects kin selection kittiwake larvae living male's males and females mate mechanisms moth nectar nervous system nest neural neurons offspring parental pattern pheromone Photograph physiological polyandry polygyny population potential predators prediction prey produce progeny rats reared receptive receptors relatively reproductive success response Science sensory sexual selection signals snakes social Sociobiology song sounds species sperm stimulation strategy survival territory testosterone toad traits wasp white-crowned sparrow wings workers young