Results 21 to 30 of about 1,871 (204)

Venomous spiders of Albania –does an increase of temperature influence the toxicity of spider venom?

open access: yesToxicon: X, 2022
Black widow spiders (Latrodectus sp.) are distributed worldwide, and in Albania the L. tredecimguttatus Rossi, 1790 has been the dominant spider. Other medically important spiders in Albania include the brown recluse with symptoms known as loxoscelism ...
Vrenozi, Blerina
doaj   +1 more source

Origin, structure and functional transition of sex pheromone components in a false widow spider

open access: yesCommunications Biology, 2022
New chemical components to female spider pheromones are identified in the false black widow spider, Steatoda grossa.
Andreas Fischer   +9 more
doaj   +1 more source

Southern black widow Latrodectus mactans (Fabricius) (Arachnida: Araneae: Theridiidae)

open access: yesEDIS, 2013
The Southern black widow spider, Latrodectus mactans (Fabricius), is a venomous spider found throughout the southeastern United States. Widow spiders received their name from the belief that they would kill and consume their mate following copulation ...
Amanda Eiden, Phillip E. Kaufman
doaj   +5 more sources

Know your foe: synanthropic spiders are deterred by semiochemicals of European fire ants

open access: yesRoyal Society Open Science, 2021
Many ants prey on spiders, suggesting that web-building spiders may avoid micro-locations near ant colonies or frequented by foraging ants. Here we tested the hypothesis that ant-derived semiochemicals deter synanthropic spiders.
Andreas Fischer   +3 more
doaj   +1 more source

A case: Acute myocardial infarction in a child due to spider bite

open access: yesJournal of Microbiology and Infectious Diseases, 2014
This report presents a case of a ten-years-old girl, who suffered myocardial ischemia following by "black widow" spider bite. A few minutes after the bite, her parents saw a small, black and shiny lesion in insect bite. The clinical signs began
Edmond Laho, Edmond Puca
doaj   +1 more source

Predicting the distribution of poorly-documented species, Northern black widow (Latrodectus variolus) and Black purse-web spider (Sphodros niger), using museum specimens and citizen science data. [PDF]

open access: yesPLoS ONE, 2018
Predicting species distributions requires substantial numbers of georeferenced occurrences and access to remotely sensed climate and land cover data.
Yifu Wang   +4 more
doaj   +1 more source

Spider Web DNA: A New Spin on Noninvasive Genetics of Predator and Prey. [PDF]

open access: yesPLoS ONE, 2015
Noninvasive genetic sampling enables biomonitoring without the need to directly observe or disturb target organisms. This paper describes a novel and promising source of noninvasive spider and insect DNA from spider webs.
Charles C Y Xu   +3 more
doaj   +1 more source

Black widow spider bite in Johannesburg

open access: yesSouthern African Journal of Infectious Diseases, 2018
Black widow spider bites are uncommon in South Africa, but it is important for clinicians to be aware of the clinical presentation in order to initiate appropriate treatment. This case highlights the presentation and management of a middle-aged gentleman
Teressa S. Thomas   +2 more
doaj   +1 more source

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