ArticleJournal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology2023
Coleoptera claws and trichome interlocking.
Article in Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.
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Who cites it
10 citing papers in PubMed, 23 citations in OpenAlex.
- Locomotion and attachment mechanisms of the respiratory mite Orthohalarachne attenuata.Experimental & applied acarology · 2025Article
- Article
- Arms race of physical defences: hooked trichomes ofBiology letters · 2025Article
- Sexual Dimorphism of Tarsal Attachment Devices and Their Relation to Mating in Coccinellidae.Journal of morphology · 2025Article
- How do roses build failure-resistant anchoring tools?PNAS nexus · 2024Article
- Mechanoecology: biomechanical aspects of insect-plant interactions.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2024Review
- Attachment performance of the ectoparasitic seal louse Echinophthirius horridus.Communications biology · 2024Article
- Functional morphology and biomechanics of arthropods.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2023Article
- Effect of Leaf Trichomes in Different Species of Cucurbitaceae on Attachment Ability of the Melon Ladybird BeetleInsects · 2022Article
- Attachment Performance of Stick Insects (Phasmatodea) on Plant Leaves with Different Surface Characteristics.Insects · 2022Article
Corrections and comments
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Authors and funding
6 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The present study tests the hypothesis that the specialized claws with a basal tooth found in some coccinellid beetles represent an adaptation to interlock with flexible unbranched trichomes of different plants. We compared the attachment ability of three Coleoptera species, Chnootriba elaterii, Harmonia axyridis (both Coleoptera: Coccinellidae), and Chrysolina herbacea (Coleoptera: Chrysomelidae) with claws of different shape. The attachment ability of insect individuals with or without claws to a plant with leaves bearing straight non-branched trichomes (Cucurbita moschata) and to a plant with smooth leaves (Prunus laurocerasus) was measured in traction force experiments. Insect attachment ability was also tested on a resin replica of C. moschata leaf, to variate trichome stiffness, and on glass as a reference surface. Centrifugal force tester experiments were performed to compare the attachment ability of the two ladybird species to glass and to the leaf of C. moschata. Natural and artificial substrates were characterized in cryo-SEM. The collected data reveal that plant trichomes can enhance insect attachment to plant surface compared with smooth glass by increasing insect friction force, but this is directly related to the trichome stiffness. To effectively grasp soft trichomes, insects evolved special claws-associated structures, such as the dentate claws observed in Coccinellidae.
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.