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  1   the ant and the acacia (DHJanzen100163.jpg)   2   coevolution (DHJanzen100084.jpg)   3   camel and non-ant-acacia (DHJanzen100085.jpg)   4   thorns on non-ant-acacia (DHJanzen100086.jpg)   5   Acacia ruddaei (DHJanzen100087.jpg)   6   twig, non-acacia-ants (DHJanzen100088.jpg)   7   ant-acacia distribution (DHJanzen100089.jpg)   8   an ant-acacia (DHJanzen100090.jpg)   9   ant-acacia leaves & thorns (DHJanzen100091.jpg) 10   ant-acacia swollen thorns (DHJanzen100092.jpg) 11   new ant-acacia thorns (DHJanzen100093.jpg) 12   green thorn interior (DHJanzen100094.jpg) 13   ant-acacia foliar nectaries (DHJanzen100095.jpg) 14   sugar from foliar nectaries (DHJanzen100096.jpg) 15   Beltian bodies (DHJanzen100097.jpg) 16   rainy season dry forest (DHJanzen100098.jpg) 17   dry season dry forest (DHJanzen100099.jpg) 18   leafy in the dry season (DHJanzen100100.jpg) 19   Pseudomyrmex acacia-ants (DHJanzen100101.jpg) 20   an entire acacia-ant colony (DHJanzen100102.jpg) 21   first step (DHJanzen100103.jpg) 22   second step (DHJanzen100104.jpg) 23   third step (DHJanzen100105.jpg) 24   fourth step (DHJanzen100106.jpg) 25   fourth step close up (DHJanzen100107.jpg) 26   fifth step (DHJanzen100108.jpg) 27   sixth step (DHJanzen100109.jpg) 28   seventh step (DHJanzen100110.jpg) 29   colony queen (DHJanzen100111.jpg) 30   eighth step (DHJanzen100112.jpg) 31   acacia-ant calling (DHJanzen100113.jpg) 32   acacia-ant mating (DHJanzen100114.jpg) 33   ant-acacia establishment (DHJanzen100115.jpg) 34   acacia-ant fruits (DHJanzen100116.jpg) 35   inflorescence & bee (DHJanzen100117.jpg) 36   mature fruit (DHJanzen100118.jpg) 37   seedling ant-acacia (DHJanzen100119.jpg) 38   stunted seedling/sapling (DHJanzen100120.jpg) 39   queen cutting an entrance (DHJanzen100121.jpg) 40   young colony, young plant (DHJanzen100122.jpg) 41   massive growth (DHJanzen100123.jpg) 42   senescence (DHJanzen100124.jpg) 43   ant patrolling (DHJanzen100125.jpg) 44   acacia-ant attack of insects (DHJanzen100126.jpg) 45   acacia-ant attack of insects (DHJanzen100127.jpg) 46   William Morton Wheeler (DHJanzen100128.jpg) 47   natural unoccupancy (DHJanzen100129.jpg) 48   natural occupancy (DHJanzen100130.jpg) 49   experiment: step I (DHJanzen100131.jpg) 50   experiment: step 2 (DHJanzen100132.jpg) 51   experiment: step 3, 45 days (DHJanzen100133.jpg) 52   experiment: step 3, 45 days (DHJanzen100134.jpg) 53   experiment: step 4, 12 mo (DHJanzen100135.jpg) 54   experiment: step 4, 12 mo (DHJanzen100136.jpg) 55   herbivores of ant-acacias (DHJanzen100137.jpg) 56   herbivores of ant-acacias (DHJanzen100138.jpg) 57   shade and ant-acacias (DHJanzen100139.jpg) 58   shade and the ant-acacias (DHJanzen100140.jpg) 59   vines and the ant-acacia (DHJanzen100141.jpg) 60   vines and the ant-acacia (DHJanzen100142.jpg) 61   keeping vines off (DHJanzen100143.jpg) 62   keeping vines off (DHJanzen100144.jpg) 63   basal circles (DHJanzen100145.jpg) 64   serendipitous consequence (DHJanzen100146.jpg) 65   impact of shade (DHJanzen100147.jpg) 66   impact of no shade (DHJanzen100148.jpg) 67   large herbivores (DHJanzen100149.jpg) 68   are ant-acacias edible? (DHJanzen100150.jpg) 69   thorns do not stop deer (DHJanzen100151.jpg) 70   thorns do protect some (DHJanzen100152.jpg) 71   not coevolved (DHJanzen100153.jpg) 72   a caterpillar (DHJanzen100154.jpg) 73   caterpillar and ant-acacias (DHJanzen100155.jpg) 74   Syssphinx mexicana (DHJanzen100156.jpg) 75   the adult and oviposition (DHJanzen100157.jpg) 76   eggs and colony odor (DHJanzen100158.jpg) 77   a beetle (DHJanzen100159.jpg) 78   the beetle (DHJanzen100160.jpg) 79   commensals & parasites (DHJanzen100161.jpg) 80   birds (DHJanzen100162.jpg)

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slide with image: the ant and the acacia (DHJanzen100163.jpg) coevolution (DHJanzen100084.jpg) camel and non-ant-acacia (DHJanzen100085.jpg) thorns on non-ant-acacia (DHJanzen100086.jpg) Acacia ruddaei (DHJanzen100087.jpg) twig, non-acacia-ants (DHJanzen100088.jpg) ant-acacia distribution (DHJanzen100089.jpg) an ant-acacia (DHJanzen100090.jpg) ant-acacia leaves & thorns (DHJanzen100091.jpg) ant-acacia swollen thorns (DHJanzen100092.jpg) new ant-acacia thorns (DHJanzen100093.jpg) green thorn interior (DHJanzen100094.jpg) ant-acacia foliar nectaries (DHJanzen100095.jpg) sugar from foliar nectaries (DHJanzen100096.jpg) Beltian bodies (DHJanzen100097.jpg) rainy season dry forest (DHJanzen100098.jpg) dry season dry forest (DHJanzen100099.jpg) leafy in the dry season (DHJanzen100100.jpg) Pseudomyrmex acacia-ants (DHJanzen100101.jpg) an entire acacia-ant colony (DHJanzen100102.jpg) first step (DHJanzen100103.jpg) second step (DHJanzen100104.jpg) third step (DHJanzen100105.jpg) fourth step (DHJanzen100106.jpg) fourth step close up (DHJanzen100107.jpg) fifth step (DHJanzen100108.jpg) sixth step (DHJanzen100109.jpg) seventh step (DHJanzen100110.jpg) colony queen (DHJanzen100111.jpg) eighth step (DHJanzen100112.jpg) acacia-ant calling (DHJanzen100113.jpg) acacia-ant mating (DHJanzen100114.jpg) ant-acacia establishment (DHJanzen100115.jpg) acacia-ant fruits (DHJanzen100116.jpg) inflorescence & bee (DHJanzen100117.jpg) mature fruit (DHJanzen100118.jpg) seedling ant-acacia (DHJanzen100119.jpg) stunted seedling/sapling (DHJanzen100120.jpg) queen cutting an entrance (DHJanzen100121.jpg) young colony, young plant (DHJanzen100122.jpg) massive growth (DHJanzen100123.jpg) senescence (DHJanzen100124.jpg) ant patrolling (DHJanzen100125.jpg) acacia-ant attack of insects (DHJanzen100126.jpg) acacia-ant attack of insects (DHJanzen100127.jpg) William Morton Wheeler (DHJanzen100128.jpg) natural unoccupancy (DHJanzen100129.jpg) natural occupancy (DHJanzen100130.jpg) experiment: step I (DHJanzen100131.jpg) experiment: step 2 (DHJanzen100132.jpg) experiment: step 3, 45 days (DHJanzen100133.jpg) experiment: step 3, 45 days (DHJanzen100134.jpg) experiment: step 4, 12 mo (DHJanzen100135.jpg) experiment: step 4, 12 mo (DHJanzen100136.jpg) herbivores of ant-acacias (DHJanzen100137.jpg) herbivores of ant-acacias (DHJanzen100138.jpg) shade and ant-acacias (DHJanzen100139.jpg) shade and the ant-acacias (DHJanzen100140.jpg) vines and the ant-acacia (DHJanzen100141.jpg) vines and the ant-acacia (DHJanzen100142.jpg) keeping vines off (DHJanzen100143.jpg) keeping vines off (DHJanzen100144.jpg) basal circles (DHJanzen100145.jpg) serendipitous consequence (DHJanzen100146.jpg) impact of shade (DHJanzen100147.jpg) impact of no shade (DHJanzen100148.jpg) large herbivores (DHJanzen100149.jpg) are ant-acacias edible? (DHJanzen100150.jpg) thorns do not stop deer (DHJanzen100151.jpg) thorns do protect some (DHJanzen100152.jpg) not coevolved (DHJanzen100153.jpg) a caterpillar (DHJanzen100154.jpg) caterpillar and ant-acacias (DHJanzen100155.jpg) Syssphinx mexicana (DHJanzen100156.jpg) the adult and oviposition (DHJanzen100157.jpg) eggs and colony odor (DHJanzen100158.jpg) a beetle (DHJanzen100159.jpg) the beetle (DHJanzen100160.jpg) commensals & parasites (DHJanzen100161.jpg) birds (DHJanzen100162.jpg)