By Lars Chittka, James D. Thomson
Vital breakthroughs have lately been made in our realizing of the cognitive and sensory skills of pollinators, akin to how pollinators understand, memorize, and react to floral indications and rewards; how they paintings plants, stream between inflorescences, and shipping pollen. those new findings have seen implications for the evolution of floral exhibit and variety, yet so much present courses are scattered throughout a variety of journals in very varied study traditions. This e-book brings jointly amazing students from many alternative fields of pollination biology, integrating the paintings of neuroethologists and evolutionary ecologists to give a multidisciplinary procedure.
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Extra resources for Cognitive Ecology of Pollination: Animal Behaviour and Floral Evolution
The color signals of both kinds of plants should depend less on habitat features, because this signal may be needed for the ﬂying insect’s proper posture when approaching the ﬂower for fast and effective handling, irrespective of how the plant was spotted. And indeed the color signals are not different in these two habitats. The color signal, together with the shape and pattern, may also more reliably indicate the nutritional status of the ﬂower, a feature that should also be independent of the habitat.
Ostler & Harper (1978) analyzed ﬂoral features of co-occurring (not necessarily co-ﬂowering) plant species in 25 plant communities. Floral-trait diversity was strongly correlated with the number of cooccurring outcrossed species. Flower-color diversity (as assessed by human eyes) in 14 open communities was positively associated with the number of co-occurring species. More important, other ﬂoral traits associated with ﬂower-handling methods also showed the same trends. The frequency of restrictive corolla tubes and ﬂowers with bilateral symmetry (which require more elaborate ﬂower-handling techniques) both increased with the diversity of animal-pollinated ﬂowers.
J Anim Ecol 55:375–384 Wells H, Wells PH & Smith DM (1983) Ethological isolation of plants. 1. Colour selection by honeybees. J Apic Res 22:33–44 Wilson P & Stine M (1996) Floral constancy in bumble bees: handling efﬁciency or perceptual conditioning? Oecologia 106:493–499 Woodward GL & Laverty TM (1992) Recall of ﬂower handling skills by bumble bees: a test of Darwin’s interference hypothesis. Anim Behav 44:1045–1051 randolf menzel 2 Behavioral and neural mechanisms of learning and memory as determinants of ﬂower constancy Flowers are unreliable, widely distributed food sources, normally offering minute rewards.
Cognitive Ecology of Pollination: Animal Behaviour and Floral Evolution by Lars Chittka, James D. Thomson