Results 41 to 50 of about 82,446 (310)

Migration of the Western Marsh Harrier to the African wintering quarters along the Central Mediterranean flyway: a 5-year study

open access: yesAvian Research, 2017
Background The Western Marsh Harrier (Circus aeruginosus) is a partial migrant with the populations from Eastern and Northern Europe migrating south to sub-Saharan Africa.
Nicolantonio Agostini   +4 more
doaj   +1 more source

Animal Behavior: Fly Flight Moves Forward [PDF]

open access: yesCurrent Biology, 2013
A new study has resolved the paradox of how flies maintain reflexive aversion to your approaching swatter, whilst tolerating similar visual signals during normal forward flight.
Fox, Jessica L., Frye, Mark
openaire   +2 more sources

Protective Effect of Methyl Sulfonyl Methane on the Progression of Age-Induced Bone Loss by Regulating Oxidative Stress-Mediated Bone Resorption

open access: yesAntioxidants
Aging is associated with detrimental bone loss, often leading to fragility fractures, which may be driven by oxidative stress. In this study, the outcomes of comparing the differences among young, adult and aged C57BL/6J mice found that the trabecular ...
Duo Zhang   +5 more
doaj   +1 more source

Hankin on Animal Flight

open access: yesThe Auk, 1915
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +3 more sources

Digital particle image velocimetry measurements of the downwash distribution of a desert locust Schistocerca gregaria [PDF]

open access: yes, 2006
Actuator disc models of insect flight are concerned solely with the rate of momentum transfer to the air that passes through the disc. These simple models assume that an even pressure is applied across the disc, resulting in a uniform downwash ...
Taylor, Graham K.   +8 more
core   +1 more source

White-tailed deer response to vehicle approach: evidence of unclear and present danger. [PDF]

open access: yesPLoS ONE, 2014
The fundamental causes of animal-vehicle collisions are unclear, particularly at the level of animal detection of approaching vehicles and decision-making. Deer-vehicle collisions (DVCs) are especially costly in terms of animal mortality, property damage,
Bradley F Blackwell   +2 more
doaj   +1 more source

Lab-animal flights squeezed [PDF]

open access: yesNature, 2012
Two biggest cargo carriers affirm that they will not ship mammals and non-human primates, as activist pressure mounts to stop research-animal airlifts.
openaire   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Intermittent Gliding in the Hunting Flight of the Kestrel, Falco tinnunculus L. [PDF]

open access: yes, 1983
The hunting flight of the kestrel (Falco tinnunculus) consists of short bouts of flight at wind speed against the wind with the eyes in a fixed position relative to the ground, and of short flights from one such position to the next.
Weihs, D.   +5 more
core  

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

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