Results 41 to 50 of about 149,909 (306)

Leptodactylus bufonius [PDF]

open access: yes, 2017
Number of Pages: 22Integrative BiologyGeological ...
Leavitt, Daniel J.   +1 more
core   +1 more source

A Self‐Healing Magnetoelectric Sensor with Pain Sensing for Underwater Soft Electronics

open access: yesAdvanced Materials, EarlyView.
This study introduces a self‐healing magnetoelectric sensory system designed for amphibious soft electronics. By utilizing liquid‐metal conductors and self‐healing elastomers, the system enables autonomous recovery from mechanical damage. Its multilayered architecture features dual self‐powered proximity and tactile sensing alongside pain sensing in ...
Xuan Zhang   +6 more
wiley   +1 more source

Modulatory effects of T-cell immunosuppression on pigeon protozoal encephalitis induced by Sarcocystis calchasi

open access: yesScientific Reports
Sarcocystis calchasi is the causative agent of Pigeon Protozoal Encephalitis, a neurological disease in pigeons. The biphasic disease is characterized by neurological signs in the chronic phase.
Saskia Nemitz   +8 more
doaj   +1 more source

Comparison of staining protocols to assess sperm viability in cockatiels (Nymphycus hollandicus)

open access: yesTheriogenology Wild
/Summary: The assessment of sperm viability belongs to the core elements of semen analysis in human and veterinary andrology. In avian medicine various live/dead stains and protocols have been evaluated in a number of commercial poultry and companion ...
D. Fischer   +3 more
doaj   +1 more source

Masticophis taeniatus [PDF]

open access: yes, 1996
Number of Pages: 6Integrative BiologyGeological ...
Camper, Jeffrey D.
core   +1 more source

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

Climate but Not Land Use Influences Body Size of Fowler's Toad (Anaxyrus fowleri)

open access: yesEcology and Evolution
Anthropogenic changes to the environment have been associated with changes in body size of multiple organisms. However, although climate and land use influences on body size have been examined separately, the simultaneous effects and potential ...
Paradyse E. Blackwood   +2 more
doaj   +1 more source

Scandinavian amphibians: their aquatic habitat and tolerance

open access: yesFauna Norvegica, 2010
To determine the impact that anthropogenic acidification has had on natural amphibian populations in Scandinavia and to trace the species’ tolerance limits, in 1988-89 four poorly buffered areas in Norway were investigated; three were anthropogenically ...
Dag Dolmen, Jon K. Skei, Inggard Blakar
doaj   +1 more source

Geographically Isolated Wetlands as a Reserve for the Conservation of Amphibian Biodiversity at the Edge of Their Range

open access: yesDiversity, 2023
Wetlands are of great importance for biodiversity and nature conservation, especially geographically isolated wetlands (GIW). Yet literature about the ecological value of such GIW is missing, especially at the edge of the distribution of endangered ...
Mihails Pupins   +9 more
doaj   +1 more source

Amphibian Contributions to Ecosystem Services [PDF]

open access: yes, 2014
Ecosystems provide essential services for human society, which include provisioning, regulating, cultural, and supporting services. Amphibians provide provisioning services by serving as a food source for some human societies ...
Babbitt, Kimberly J., Hocking, Daniel J.
core   +1 more source

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