Results 21 to 30 of about 89,535 (262)

Species-Specific Responses of Bird Song Output in the Presence of Drones

open access: yesDrones, 2021
Drones are now widely used to study wildlife, but their application in the study of bioacoustics is limited. Drones can be used to collect data on bird vocalizations, but an ongoing concern is that noise from drones could change bird vocalization ...
Andrew M. Wilson   +4 more
doaj   +1 more source

A Classic Maya Mystery of a Medicinal Plant and Maya Hieroglyphs

open access: yesHeritage, 2020
The Maya employed the k’an |K’AN| glyph in Late Classic (~750 CE) hieroglyphs on murals and polychrome pottery as an adjective meaning precious, yellow.
Jonathan Ferrier   +7 more
doaj   +1 more source

No difference in variability of unique hue selections and binary hue selections [PDF]

open access: yes, 2014
If unique hues have special status in phenomenological experience as perceptually pure, it seems reasonable to assume that they are represented more precisely by the visual system than are other colors. Following the method of Malkoc et al. (J. Opt. Soc.
Bosten, J M, Lawrance-Owen, A J
core   +1 more source

Cross-modal associations in synaesthesia: vowel colours in the ear of the beholder [PDF]

open access: yes, 2014
Human speech conveys many forms of information, but for some exceptional individuals (synaesthetes), listening to speech sounds can automatically induce visual percepts such as colours.
Miller, Sam R.   +3 more
core   +2 more sources

Survey of avifauna housed in the wild animal triage centers in the state of Bahia, period 2009 to 2019, emphasizing trafficking

open access: yesCiência Rural, 2021
: Brazil is one of the primary suppliers of wildlife for trafficking, which constitutes a significant threat to biodiversity, which can cause the extinction of species, especially birds, the most important victims of trafficking.
Marilucia Campos dos Santos   +6 more
doaj   +1 more source

Effect of geographical directions, height and the color of yellow traps in capture of Mediterranean fruit fly, Ceratitis capitata (Wiedemann, 1824) in citrus orchards

open access: yesActa Agriculturae Slovenica, 2017
Mediterranean fruit fly, Ceratitis capitata (Wiedemann, 1824) (Dip.: Tephritidae) is one of the most destructive agricultural pests in the world. To replace chemical control methods, as well as the timing of the peak population of Mediterranean fruit fly,
Amir Hossein TOORANI, Habib ABBASIPOUR
doaj   +1 more source

Functional evidence for cone-specific connectivity in the human retina [PDF]

open access: yes, 2009
NoPhysiological studies of colour vision have not yet resolved the controversial issue of how chromatic opponency is constructed at a neuronal level. Two competing theories, the cone-selective hypothesis and the random-wiring hypothesis, are currently ...
McGraw, Paul V.   +3 more
core   +1 more source

Perception of color emotions for single colors in red-green defective observers [PDF]

open access: yesPeerJ, 2016
It is estimated that inherited red-green color deficiency, which involves both the protan and deutan deficiency types, is common in men. For red-green defective observers, some reddish colors appear desaturated and brownish, unlike those seen by normal ...
Keiko Sato, Takaaki Inoue
doaj   +2 more sources

Seed Fatty Acid Changes Germination Response to Temperature and Water Potentials in Six Sesame (Sesamum indicum L.) Cultivars: Estimating the Cardinal Temperatures

open access: yesAgriculture, 2023
Seed fatty acid composition can influence seed quality, followed by seed germination and optimal seedling establishment. Therefore, to find out the role of seed fatty acids in changing the cardinal temperatures of six sesame cultivars germinated at ...
Hamidreza Balouchi   +6 more
doaj   +1 more source

Peirce and Sellars on Nonconceptual Content [PDF]

open access: yes, 2018
Whereas Charles Peirce’s pragmatist account of truth has been much discussed, his theory of perception still offers a rich mine of insights. Peirce presented a ‘two-ply’ view of perception, which combines an entirely precognitive ‘percept’ with a ...
Legg, Catherine
core   +1 more source

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