Gelechiidae Moths Are Capable of Chemically Dissolving the Pollen of Their Host Plants: First Documented Sporopollenin Breakdown by an Animal
2011

Gelechiidae Moths Can Dissolve Pollen of Their Host Plants

Sample size: 300 publication 10 minutes Evidence: moderate

Author Information

Author(s): Luo Shixiao, Li Yongquan, Chen Shi, Zhang Dianxiang, Renner Susanne S.

Primary Institution: Key Laboratory of Plant Resource Conservation and Sustainable Utilization, South China Botanical Garden, The Chinese Academy of Sciences

Hypothesis

Can certain gelechiid moths chemically dissolve the sporopollenin in pollen grains?

Conclusion

This study is the first to report that certain moths can chemically dissolve pollen walls.

Supporting Evidence

  • Deltophora moths are the only pollinators of Phyllanthus cochinchinensis and Phyllanthus rheophyticus.
  • Moths were observed to dissolve pollen walls using their specialized mouthparts.
  • Molecular data confirmed the relationship between the moths and their host plants.

Takeaway

Some moths can eat pollen in a special way that breaks it down, which is something no other animals have been shown to do before.

Methodology

Field observations and experiments were conducted in tropical China to study the interactions between Deltophora moths and Phyllanthus plants.

Limitations

The study is limited by the small number of moth and plant species examined and the preliminary nature of molecular clock estimates.

Participant Demographics

The study focused on two species of Deltophora moths and two species of Phyllanthus plants.

Digital Object Identifier (DOI)

10.1371/journal.pone.0019219

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