check the pedipalps (out front) on this immature Hesperonemastoma harvester

what Wolff et al 2016 called 'sticky whips'. the sticky comes from plumose setae with glandular secretions which combine to capture small agile prey items

paper here:
academic.oup.com/zoolinnean/art…

good lookin western toad from Glenn County CA

nature.com/nature/volumes… Our paper on insect declines is coming out today in an issue with 4 other papers on the topic!
(and yes, I'm very happy that there's a leafhopper on the cover)

We invite you to the salticide symposium within the framework of the CLA 2024❤️ #arachnology #jumpingspiders #Colombia #Diversity #inclusion Abel A. Bustamante Kimberly Marta 🕷

This morning is the INHS Open House! Come learn about what research INHS does!

little pseudoscorp from under serpentinite, Colusa County CA

Join us on April 18th!!
*Networking reception
*Opening talk by Phil Unitt, Curator of Birds & Mammals on the environmental history of San Diego
*Presentation of results from the San Diego Biodiversity Conservation Summit by The Nonprofit Institute
*Moderated Q&A panel

almost all arachnids transfer sperm indirectly, but some taxa have evolved direct transfer, like most harvesters (Opiliones).

here are some Megacina mayacma making more Megacina. male on left. clear tube from his venter = io

from our recent trip to far northern CA

Feather River serpentine barren

Spot the imposter

Lava tubing. Found a very special arachnid

Team found an elegant new species today in far Northern California. Plus a bonus Siro.

Colusa County CA

Lake County serpentine barren, and the team catches excellent harvesters

Pleased to share this deep dive into one of Appalachia's most diverse lineages, the ground beetle genus Trechus. Great work from Patricia Wooden's dissertation: mdpi.com/1424-2818/16/4…

another male rwbb.

i'll be back, I have other ideas ..

signs of springtime

spawning hagfish?

spawn in LR

今年も見ることができたカンナハネカ。天候がいまいちで「ひょっとしたらダメかも」と思ったタイミングで、一陣の風に乗って飛んできた。翅や腹部の曲がり方など、Dipteraとは思えない姿。

cactus wrens in ocotillo.

the green leaves of ocotillo come and go, here lush after winter rains