Results 11 to 20 of about 85,940 (180)

Trends in the occurrence of large Whooping Crane groups during migration in the great plains, USA

open access: yesHeliyon, 2020
Recent detections of large gatherings of Whooping Cranes suggest that flock sizes may be increasing at some stopover locations during both the spring and fall migrations.
Andrew J. Caven   +3 more
doaj   +1 more source

Reinventory of the vascular plants of Mormon Island Crane Meadows after forty years of restoration, invasion, and climate change

open access: yesHeliyon, 2022
The majority of tallgrass prairie has been lost from North America's Great Plains, but remaining tracts often support significant biodiversity. Despite permanent protections for some remnants, they continue to face anthropogenic threats including habitat
A.J. Caven, J.D. Wiese
doaj   +1 more source

NEW CRANE BUMPER DESIGN WITH AN ENERGY ABSORPTION DEVICE SYSTEM [PDF]

open access: yesTransport Problems, 2022
This article presents research carried out using physical data from the experimental construction of an overhead crane. This article aims to determine the dynamic behaviour of the cart-pendulum system when the hoisting mechanism hits the new bumper ...
Tomasz HANISZEWSKI   +3 more
doaj   +1 more source

Horizontal Cleavage Tear Meniscal Repair Using All-Inside Circumferential Compression Sutures

open access: yesArthroscopy Techniques, 2023
Horizontal cleavage meniscus tears occur more frequently in older patient populations with degenerative changes within the meniscus. Traditionally, they have been managed with nonsurgical interventions or with partial meniscectomy. As increasing evidence
Parker A. Cavendish, M.D.   +4 more
doaj   +1 more source

Gastrointestinal parasites of a reintroduced semi-wild plains bison (Bison bison bison) herd: Examining effects of demographic variation, deworming treatments, and management strategy

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2021
Bison (Bison spp) are being reintroduced into semi-wild, spatially constrained herds across North America and Europe. Herd managers are concerned about gastrointestinal (GI) nematode parasites as they care for the health of their bison.
Joshua D. Wiese   +5 more
doaj   +1 more source

Two-Stage Revision ACL Reconstruction with Arthroscopic Tunnel Bone Grafting

open access: yesVideo Journal of Sports Medicine, 2023
Background: Anterior cruciate ligament (ACL) reconstruction is a common orthopedic surgery, and due to the increased number of primary reconstructions being performed, the number of revision ACL reconstructions is also increasing.
Ryan H. Barnes MD   +3 more
doaj   +1 more source

Whooping Crane Chick Survival in the Reintroduced Eastern Migratory Population

open access: yesEcology and Evolution
The reintroduced Eastern Migratory Population (EMP) of Whooping Cranes (Grus americana) has exhibited appropriate breeding behavior, including pair formation, territory defense, nest building, and fertile egg production.
Hillary L. Thompson   +6 more
doaj   +1 more source

A compensation strategy of end-effector pose precision based on the virtual constraints for serial robots with RDOFs

open access: yesFundamental Research
It is crucial for serial robots with redundant degrees-of-freedom to accomplish complex tasks with high pose precision of the end-effector. However, due to the cumulative errors in each joint actuator, it is always challenging to guarantee high pose ...
Kaixian Ba   +6 more
doaj   +1 more source

Technique for Biplanar Lateral Opening Wedge Distal Femoral Osteotomy in the Valgus Knee

open access: yesArthroscopy Techniques, 2020
Valgus malalignment can be corrected with a biplanar lateral opening wedge distal femoral osteotomy (bLOWDFO) in patients with symptomatic lateral compartment disease.
Robert A. Duerr, M.D.   +4 more
doaj   +1 more source

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