Results 61 to 70 of about 48,029 (306)

Die Baumkronenspinnen (Araneae) des Leipziger Auwaldes [PDF]

open access: yes, 2012
The canopy spiders of the floodplain forest in Leipzig have become a focus of ecological studies in recent years. In 2006 we sampled 30 tree canopies in the ‘Burgaue’ nature reserve with pyrethrum knock-down fogging, recording 502 adult spiders belonging
Otto, Stefan, Floren, Andreas
core   +1 more source

Large‐Scale and Cost‐Effective Fabrication of Ultra‐Thin, Biodegradable Microelectrode Arrays and Pressure Sensors Using Laser Micromachining

open access: yesAdvanced Materials Technologies, EarlyView.
A mask‐free and cost‐effective UV‐pico‐second laser‐based microfabrication method is proposed to fabricate large‐area biodegradable microelectrode arrays and pressure sensors. These devices demonstrate low impedance, good conformability, excellent biocompatibility, and rapid degradation, providing a new route for next‐generation transient electronics ...
Bhavani Prasad Yalagala   +5 more
wiley   +1 more source

Species diversity and community stability: cause or effect? a study using moorland spiders and other invertebrates [PDF]

open access: yes, 1994
SUMMARY 1) Pitfall trapping was used to sample invertebrate communities on Monk's Moor, County Durham. 2) The effects of habitat and altitude upon communities of invertebrates, in particular spiders, were analysed using indices of alpha and beta ...
Ellis, Daniel Keith
core  

A new species of Hortipes (Araneae, Corinnidae), the first spider with an insertable retrolateral tibial apophysis on the male palp [PDF]

open access: yes, 2012
Hortipes gigapophysalis (Araneae, Corinnidae) is a new species described from both sexes from montane forest on Mt Nimba, eastern Guinea. The species is remarkable for its long, whip-shaped retrolateral tibial apophysis (RTA) on the male palp.
Jocqué, Rudy   +8 more
core   +2 more sources

Strong‐Magnetic Flexible Composites for Magnetically Responsive Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This perspective provides an overview of the performance mechanisms, preparation methods, and applications of strong magnetic flexible composite materials in soft actuators (such as gripping, movement, and sensing), and further explores current opportunities and challenges.
Wenwen Li   +4 more
wiley   +1 more source

First record of some jumping spiders (Arachnida: Araneae: Salticidae) from Pench National Park, Maharashtra State, India [PDF]

open access: yesArthropods, 2020
Spiders are one of the most familiar and studied groups of arthropods. They are ubiquitous in most terrestrial ecosystems preying on other arthropods as well as their own type. Jumping spiders belong to family Salticidae and constitute the largest family
Pawan U. Gajbe
doaj  

Morphological evolution of spiders predicted by pendulum mechanics. [PDF]

open access: yesPLoS ONE, 2008
BACKGROUND:Animals have been hypothesized to benefit from pendulum mechanics during suspensory locomotion, in which the potential energy of gravity is converted into kinetic energy according to the energy-conservation principle.
Jordi Moya-Laraño   +4 more
doaj   +1 more source

Spider tracheaton: its behavioural and physiological consequences [PDF]

open access: yes, 1987
The problem of why spiders possess two types of respiratory structure, book-lungs and tracheae, was investigated. The tracheal systems of a number of species of spider were visualized using a vacuum-injection method.
Bromhall, Clive, Bromhall, Clive.
core   +1 more source

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

East African pholcid spiders: an overview, with descriptions of eight new species (Araneae, Pholcidae) [PDF]

open access: yes, 2012
This paper summarizes current knowledge about East African pholcids. East Africa is defined as the area from 12°S to 5°N and from 28° to 42°E, including all of Uganda, Kenya, Burundi, Rwanda, and Tanzania.
Huber, Bernhard A.   +6 more
core   +1 more source

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