Spidroin profiling of cribellate spiders provides insight into the evolution of spider prey capture strategies

N Kono, H Nakamura, M Mori, M Tomita, K Arakawa - Scientific reports, 2020 - nature.com
Orb-weaving spiders have two main methods of prey capture: cribellate spiders use dry,
sticky capture threads, and ecribellate spiders use viscid glue droplets. Predation behaviour …

Toward spider glue: Long read scaffolding for extreme length and repetitious silk family genes AgSp1 and AgSp2 with insights into functional adaptation

SD Stellwagen, RL Renberg - G3: Genes, Genomes, Genetics, 2019 - academic.oup.com
An individual orb weaving spider can spin up to seven different types of silk, each with
unique functions and material properties. The capture spiral silk of classic two-dimensional …

Connecting materials, performance and evolution: a case study of the glue of moth-catching spiders (Cyrtarachninae)

C Diaz, RH Baker, JH Long… - Journal of Experimental …, 2022 - journals.biologists.com
Morphological structures and extended phenotypes are made possible by materials that are
encoded by the genome. Nearly all biomaterials are viscoelastic, which means that to …

Molecular Changes in spider viscid glue as a function of relative humidity revealed using infrared spectroscopy

G Amarpuri, N Dhopatkar, TA Blackledge… - ACS Biomaterials …, 2022 - ACS Publications
Spider aggregate glue can absorb moisture from the atmosphere to reduce its viscosity and
become tacky. The viscosity at which glue adhesion is maximized is remarkably similar …

Biomechanical costs and benefits of sit-and-wait foraging traps

SJ Blamires - Israel Journal of Ecology and Evolution, 2020 - brill.com
Traps are rarely used by animals, despite the plausible benefits of broadening the number
and diversity of prey that sit-and-wait foragers might be able to capture. The most well …

The moth specialist spider Cyrtarachne akirai uses prey scales to increase adhesion

C Diaz, D Maksuta, G Amarpuri… - Journal of the …, 2020 - royalsocietypublishing.org
Contaminants decrease adhesive strength by interfering with substrate contact. Spider webs
adhering to moths present an ideal model to investigate how natural adhesives overcome …

Behavior and Bioadhesives: How Bolas Spiders, Mastophora hutchinsoni, Catch Moths

C Diaz Jr, JH Long Jr - Insects, 2022 - mdpi.com
Simple Summary The bolas spider Mastophora hutchinsoni creates a small glue droplet
attached to a web, called a bolas, which it flicks at a moth flying nearby. When it makes …

Mechanics of the Prey Capture Technique of the South African Grassland Bolas Spider, Cladomelea akermani

C Diaz Jr, J Roff - Insects, 2022 - mdpi.com
Simple Summary Spiders are an order of organisms with highly diverse predatory
techniques. All species produce silk and utilize varying degrees of adhesion to ensnare and …

Special Prey, Special Glue: NMR Spectroscopy on Aggregate Glue Components of Moth-Specialist Spiders, Cyrtarachninae

MW VanDyck, JH Long Jr, RH Baker, CY Hayashi… - Biomimetics, 2024 - mdpi.com
Orb-weaver spiders produce upwards of seven different types of silk, each with unique
material properties. We focus on the adhesive within orb-weaving spider webs, aggregate …

Repeat Variation Resolves a Complete Aggregate Silk Sequence of Bolas Spider Mastophora phrynosoma

SD Stellwagen, M Burns - Integrative and Comparative Biology, 2021 - academic.oup.com
Many species of spider use a modified silk adhesive, called aggregate glue, to aid in prey
capture. Aggregate spidroins (spider fibroins) are modified members of the spider silk family; …