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Related Experiment Video

Updated: May 3, 2026

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea
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Fine-tuned bee-flower coevolutionary state hidden within multiple pollination interactions.

Akira Shimizu1, Ikumi Dohzono2, Masayoshi Nakaji1

  • 1Department of Biological Sciences, Graduate School of Science and Engineering, Tokyo Metropolitan University, Hachioji, Tokyo, 192-0397 Japan.

Scientific Reports
|February 6, 2014
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Summary
This summary is machine-generated.

This study reveals a specialized mutualism between a bee and an early spring flower, challenging the notion that pollinators are always generalists. Detailed analysis shows precise coevolutionary adaptations in their interactions.

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Area of Science:

  • Ecology
  • Evolutionary Biology
  • Botany

Background:

  • Flower-pollinator interactions are often viewed as mutualistic, benefiting both species.
  • While many pollinators and flowers are considered generalists, strict coevolutionary relationships are also known.

Purpose of the Study:

  • To investigate a potentially fine-tuned coevolutionary relationship between a specific bee species and an early spring flower.
  • To examine the detailed morphological and behavioral adaptations in this mutualism.

Main Methods:

  • Morphological analysis of the bee's proboscis in relation to floral structures.
  • Behavioral observations of the bee visiting the flower for nectar and pollen collection.

Main Results:

  • The bee's proboscis morphology is precisely adapted to the flower's structure and nectar availability.
  • Behavioral observations confirmed the specificity and precision of this mutualistic interaction.

Conclusions:

  • A fine-tuned, one-to-one coevolutionary state between a flower and a pollinator can exist even within generalist interactions.
  • Such specialized mutualisms may be more common than previously recognized and often overlooked.