David Stella

ORCID: 0000-0001-6899-0141
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About
Contact & Profiles
Research Areas
  • Olfactory and Sensory Function Studies
  • Plant and animal studies
  • Insect and Arachnid Ecology and Behavior
  • Evolutionary Psychology and Human Behavior
  • Lepidoptera: Biology and Taxonomy
  • Morphological variations and asymmetry
  • Species Distribution and Climate Change
  • Ecology and Vegetation Dynamics Studies
  • melanin and skin pigmentation
  • Magnetic and Electromagnetic Effects
  • Hungarian Social, Economic and Educational Studies
  • Body Image and Dysmorphia Studies
  • Fashion and Cultural Textiles
  • Wine Industry and Tourism
  • Animal and Plant Science Education
  • Eating Disorders and Behaviors
  • Animal Behavior and Reproduction
  • Migration, Aging, and Tourism Studies
  • Plant Growth Enhancement Techniques
  • Skin Protection and Aging
  • Sunflower and Safflower Cultivation
  • Face Recognition and Perception
  • Advanced Chemical Sensor Technologies
  • Psychology of Moral and Emotional Judgment
  • Neuroendocrine regulation and behavior

Czech Academy of Sciences, Global Change Research Institute
2023

Charles University
2014-2022

National Institute of Mental Health
2018-2020

Facial perception plays a key role in various social interactions, including formidability assessments. People make relatively accurate inferences about men's physical strength, aggressiveness, and success confrontations based on facial cues. The factors related to the of fighting ability their relative contribution have not been investigated yet, since most existing studies employed only limited number threat potential measures or proxies. In present study, we collected data from Czech...

10.3389/fpsyg.2018.02740 article EN cc-by Frontiers in Psychology 2019-01-15

Studies in social perception traditionally use as stimuli frontal portrait photographs. It turns out, however, that 2D depiction may not fully capture the entire morphological diversity of facial features. Recently, 3D images started to become increasingly popular, but whether their differs from has been systematically studied yet. Here we investigated congruence portrait, left profile, and 360° rotation The photographs were obtained 45 male athletes under standardized conditions. In two...

10.3389/fpsyg.2018.02405 article EN cc-by Frontiers in Psychology 2018-12-07

Ultraviolet patterns in butterflies have been recognized and studied for many years. They are frequently involved both intraspecific interspecific interactions. Only a handful of studies, however, investigated possible links between ultraviolet (UV) reflectance ecological properties some genera the Lepidoptera as whole. This study examines impact habitat distribution on UV wings 106 species subspecies Colias butterflies. Based standardized digital photographs, we performed multivariate...

10.1093/ee/nvy111 article EN Environmental Entomology 2018-07-14

Abstract Previous research has indicated that facial attractiveness may provide cues to the functioning of immune system. Mating with individuals who have a more effective system could lead higher reproductive success. Our main aim was test possible association between immunoreactivity (stimulated by vaccination) and perceived healthiness. We experimentally activated healthy men using vaccination against hepatitis A/B meningococcus measured levels specific antibodies (markers reactivity)...

10.1038/s41598-022-22866-x article EN cc-by Scientific Reports 2022-11-01

Dominance hierarchy is often established via repeated agonistic encounters where consistent winners are considered dominant. Human body odour contains cues to psychological dominance and competition, but it not known whether competition outcome (a marker of a change in hierarchy) affects the hedonic quality human axillary odour. Therefore, we investigated effect winning losing on quality. We collected samples from Mixed Martial Arts fighters approximately 1 h before immediately after match....

10.1098/rstb.2019.0267 article EN Philosophical Transactions of the Royal Society B Biological Sciences 2020-04-19

The subject of our investigation was the visual features wing color with special focus on UV reflectance in green-veined white butterfly (Pieris napi). Previous studies had concluded that dorsal surfaces is found only female P. napi. Based sensitive photography, we analyzed a correlation between 12 geographic and environmental factors patterns 3 patches forewings 407 napi specimens from Palaearctic region. Results shown females significantly differ males: they exhibit 25% higher reflectance....

10.1111/1744-7917.12429 article EN Insect Science 2016-12-12

Several previous studies have shown that in mammals, the health status of conspecifics can be assessed based on perceptual cues. Olfactory, visual, or acoustic cues may lead to avoidant behavior, thus reducing risk contagion by close contact with infected individuals. We tested whether immune system activation after immunization leads perceptible changes body odor and facial vocal attractiveness humans. experimentally activated male participants using vaccination against hepatitis A/B...

10.1177/14747049231218010 article EN cc-by-nc Evolutionary Psychology 2023-10-01
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