Results 41 to 50 of about 22,419 (262)

Tracking a medically important spider: climate change, ecological niche modeling, and the brown recluse (Loxosceles reclusa). [PDF]

open access: yesPLoS ONE, 2011
Most spiders use venom to paralyze their prey and are commonly feared for their potential to cause injury to humans. In North America, one species in particular, Loxosceles reclusa (brown recluse spider, Sicariidae), causes the majority of necrotic ...
Erin E Saupe   +3 more
doaj   +1 more source

Adult Female \u3ci\u3eMydas Clavatus\u3c/i\u3e (Diptera: Mydidae) Feeding on Flowers in Wisconsin [PDF]

open access: yes, 2017
An adult female of Mydas clavatus was observed feeding on flowers. This confirms that females of this species feed as adults and that they feed on flowers.
Williams, Andrew H
core   +2 more sources

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

Swiss prospective study on spider bites

open access: yesSwiss Medical Weekly, 2013
Knowledge of spider bites in Central Europe derives mainly from anecdotal case presentations; therefore we aimed to collect cases systematically.
Markus Gnädinger   +3 more
doaj   +1 more source

The Puppets Look Like Flowers At Last [PDF]

open access: yes, 2019
The urge to uncover aspects of human condition permeates my work, from the fundamental curiosity of a child tearing apart their doll to uncover what lies within to continuing a quest in uncovering basic human urges through my puppet animated dramas and ...
Metz, Evie
core   +1 more source

New craniodental materials of Falcarius utahensis (Theropoda: Therizinosauria) reveal patterns of intraspecific variation and cranial evolution in early coelurosaurians

open access: yesThe Anatomical Record, EarlyView.
Abstract Despite documented ecomorphological shifts toward an herbivorous diet in several coelurosaurian lineages, the evolutionary tempo and mode of these changes remain poorly understood, hampered by sparse cranial materials for early representatives of major clades. This is particularly true for Therizinosauria, with representative crania best known
William J. Freimuth, Lindsay E. Zanno
wiley   +1 more source

The Woodlouse Hunter Occurs in Michigan (Araneae: Dysderidae: \u3ci\u3eDysdera Crocata\u3c/i\u3e C.l. Koch 1838) [PDF]

open access: yes, 2016
We document the occurrence of the spider, Dysdera crocata C.L. Koch, in Michigan. Specimens have been collected from Bay, Branch, Ingham, Kent, Livingston, Macomb, Montcalm, Muskegon, Oakland, Washtenaw and Wayne Counties between 1975 ...
Cognato, Anthony I, O\u27Brien, Mark F
core   +2 more sources

Inter‐ and intraspecific variation in theropod dinosaur dental microwear and its palaeoecological implications

open access: yesThe Anatomical Record, EarlyView.
Abstract Differences in skull and tooth morphology, stomach contents, and estimated bite force between medium‐to‐large sized (≥100 kg) predatory theropod dinosaurs have long been suspected to correlate with differences in their diets and dietary guilds (e.g., hypercarnivory, piscivory).
Cassius Morrison   +9 more
wiley   +1 more source

An overview of spider accidents in the Brazilian Amazon [PDF]

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases
Background: Spiders of medical importance in the Amazon region belong to the genera Phoneutria, Loxosceles and Latrodectus. Natural history data show that Phoneutria spp.
Jonas Gama Martins   +3 more
doaj   +1 more source

A Novel Hyaluronidase from Brown Spider (Loxosceles intermedia) Venom (Dietrich's Hyaluronidase): From Cloning to Functional Characterization [PDF]

open access: yes, 2013
Loxoscelism is the designation given to clinical symptoms evoked by Loxosceles spider's bites. Clinical manifestations include skin necrosis with gravitational spreading and systemic disturbs. the venom contains several enzymatic toxins.
Chaim, Olga Meiri   +9 more
core   +4 more sources

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