Article
Ecology
Natalie V. Sanchez, Luis Sandoval, Richard W. Hedley, Colleen C. St Clair, Erin M. Bayne
Summary: Anthropogenic noise can have negative effects on animals that use acoustic signals for communication. While most studies have focused on traffic noise in cities, this research examines the impact of noise created by industry in natural areas. The study finds that the industrial noise, along with changes in vegetation conditions, affects the occupancy of Lincoln's Sparrow in Northern Alberta, Canada.
FRONTIERS IN ECOLOGY AND EVOLUTION
(2022)
Article
Behavioral Sciences
Daiping Wang, Wolfgang Forstmeier, Pietro B. D'Amelio, Katrin Martin, Bart Kempenaers
Summary: Individual-specific mate preferences are common but not solely based on a 'key-lock principle'. Researchers should focus on the details of interactions between potential partners to understand the cause of behavioral incompatibility.
Article
Psychology, Biological
Matthew N. Zipple, Susan Peters, William A. Searcy, Stephen Nowicki
Summary: Sexual selection theory predicts that females may prefer intermediate-aged males when choosing mates, as older males have survival abilities while younger males may have fewer deleterious mutations. Research on swamp sparrows shows that males display age-related changes in vocal quality and territorial males can discriminate among different ages. However, females did not show discrimination between songs of peak-aged males and senescent males, which suggests that males and females may attend to different song characteristics.
Review
Physiology
Tomoko G. Fujii, Austin Coulter, Koedi S. Lawley, Jonathan F. Prather, Kazuo Okanoya
Summary: Research on birdsong involves the neural and behavioral mechanisms of song acquisition and production, as well as the role of song preference in avian social interactions. Understanding these issues may provide insights into the mechanisms of human speech communication.
FRONTIERS IN PHYSIOLOGY
(2022)
Article
Multidisciplinary Sciences
Angela Medina-Garcia, Timothy F. Wright
Summary: The study found that female budgerigars did not base their social mate choice on male cognitive performance, but males with higher cognitive scores sired and raised more offspring in extra-pair mating and continued reproductive investment stages. Females increased their reproductive investment with males scoring higher in detour-reaching in the continued reproductive investment stage.
SCIENTIFIC REPORTS
(2021)
Article
Ecology
Bernetta Z. W. Kwek, Wei Zhou, Long Yu, Guohua Ding, Daiqin Li
Summary: Through studying the jade jumping spider, it was found that females have a preference for males with lower abdomen pattern contrast and can discriminate between males based on both absolute and proportional differences in pattern contrast. The study results suggest that female preference for males with lower pattern contrast follows Weber's law and that female discrimination has the potential to limit the exaggeration of sexually selected color patterns.
FUNCTIONAL ECOLOGY
(2023)
Article
Environmental Sciences
Rui Su, Rui Guo, Zhenyu Liu, Yongna Yuan, Wenya Zhang
Summary: Understanding the effects of pollution on reproductive performance and sexual selection is crucial. This study found that heavy metal pollution can alter the courtship behavior and mate choice in Strauchbufo raddei, causing stress in males and affecting their reproductive performance.
MARINE POLLUTION BULLETIN
(2023)
Review
Behavioral Sciences
Franny C. Geller, David C. Lahti
Summary: Cumulative cultural evolution refers to the process in which cultural traits accumulate improvements over generations of social learning and innovation. While this concept has been widely applied to the cultural evolution of tool use, it has recently gained traction in the aesthetic realm as well. However, the authors present objections to its application to cultural traits that achieve popularity solely based on social or sexual preference. They also distinguish between different categories of cultural traits preferred for various functional reasons and argue for or against describing changes to each of these traits as improvements.
Article
Psychology, Biological
David J. White, J. Arthur, H. B. Davies, M. F. Guigueno
Summary: The study found a strong correlation between female cowbirds' spatial cognitive abilities and their courtship intensity and egg production, while males' spatial cognitive abilities correlated with their ability to engage in singing contests and another cognitive ability correlated with the attractiveness of the songs they sung.
LEARNING & BEHAVIOR
(2022)
Review
Ecology
Bora Kim, Nicholas Patrick Moran, Klaus Reinhold, Alfredo Sanchez-Tojar
Summary: Through synthesizing evidence from different studies, it was found that male body size is positively correlated with reproductive performance, with large males having advantages in various aspects. Several important factors explaining heterogeneity across effects were identified, including type of sperm characteristic, male-to-female ratio, female reproductive status, and environmental conditions.
JOURNAL OF ANIMAL ECOLOGY
(2021)
Article
Multidisciplinary Sciences
Heidi M. Thomsen, Thorsten J. S. Balsby, Torben Dabelsteen
Summary: Animals use social information for decision-making, especially in social interactions. Some parrot species engage in contact call matching, but it is unclear how this information is utilized. Orange-fronted conures prefer to follow vocal leaders and show more active responses after choosing a vocal leader.
Article
Medicine, General & Internal
Marinela-Cristiana Urhut, Larisa Daniela Sandulescu, Costin Teodor Streba, Madalin Mamuleanu, Adriana Ciocalteu, Sergiu Marian Cazacu, Suzana Danoiu
Summary: This study evaluates the accuracy of an automated method based on artificial intelligence algorithms for classifying liver lesions and compares its performance with that of two experienced clinicians. The findings show that the automated model outperforms the clinicians in terms of specificity for benign and malignant classification, but has lower sensitivity. The diagnostic accuracy for HCC and liver metastases is relatively lower for the automatic model compared to the experienced clinicians.
Article
Engineering, Biomedical
Janine Contro, Danilo Antonio Silva, Oscar A. N. Santisteban, Ponnada A. Narayana, Jose G. Nery
Summary: This study compared the performance of gadolinium-based contrast agents synthesized using different zeolites with commercial gadoteric acid, and demonstrated the potential of gadolinium-loaded NaX for providing better image contrast in in vivo experiments. Clearance studies also showed the elimination of both gadolinium-loaded NaX and gadoteric acid from the body after 2 days, highlighting the promising use of gadolinium-loaded NaX as an MRI contrast agent.
JOURNAL OF BIOMEDICAL MATERIALS RESEARCH PART B-APPLIED BIOMATERIALS
(2021)
Article
Zoology
Nigel K. Anderson, K. Gururaja, Lisa A. Mangiamele, Erin C. Netoskie, Sarah Smith, Matthew J. Fuxjager, Doris Preininger
Summary: Comparing convergently evolved gestural displays in two unrelated frog species revealed clear species differences in foot webbing color, display speed, and shape, which likely encode species identity. Foot flag speed also shows significant among-individual variation, potentially showcasing individual condition, quality, or motivation.
ICHTHYOLOGY AND HERPETOLOGY
(2021)
Article
Behavioral Sciences
Michael Beaulieu, Andre Ancel, Olivier Chastel, Francois Criscuolo, Thierry Raclot
HORMONES AND BEHAVIOR
(2017)
Article
Biology
Michael Beaulieu, Kristin Franke, Klaus Fischer
JOURNAL OF EXPERIMENTAL BIOLOGY
(2017)
Article
Behavioral Sciences
Rina Geiger, Michael Beaulieu, Kristin Franke, Klaus Fischer
BEHAVIORAL ECOLOGY
(2018)
Article
Biodiversity Conservation
Camille Le Guen, Akiko Kato, Ben Raymond, Christophe Barbraud, Michael Beaulieu, Charles-Andre Bost, Karine Delord, Andrew J. J. MacIntosh, Xavier Meyer, Thierry Raclot, Michael Sumner, Akinori Takahashi, Jean-Baptiste Thiebot, Yan Ropert-Coudert
GLOBAL CHANGE BIOLOGY
(2018)
Article
Behavioral Sciences
Rita Fragueira, Michael Beaulieu
Article
Biology
Rita Fragueira, Simon Verhulst, Michaeel Beaulieu
JOURNAL OF EXPERIMENTAL BIOLOGY
(2019)
Article
Ecology
Franziska Guenter, Michael Beaulieu, Kasimir F. Freiberg, Ines Welzel, Nia Toshkova, Anamarija Zagar, Tatjana Simcic, Klaus Fischer
JOURNAL OF EVOLUTIONARY BIOLOGY
(2020)
Article
Biology
Pierick Mouginot, Gabriele Uhl, Nia Toshkova, Michael Beaulieu
JOURNAL OF EXPERIMENTAL BIOLOGY
(2020)
Article
Behavioral Sciences
Michaeel Beaulieu, Michael Daehne, Jane Koepp, Coline Marciau, Akiko Kato, Yan Ropert-Coudert, Thierry Raclot
Summary: The vocalizations produced during nest relief ceremonies by reproductive partners reflect some characteristics of the foraging trips of both the returning and departing partners, but departing individuals do not adopt the same foraging behavior as that of returning individuals.
Article
Ecology
Rita Fragueira, Fabrice Helfenstein, Klaus Fischer, Michael Beaulieu
Summary: Responses to extreme climatic events may differ between individuals of distinct morphs within a species, with different life-history strategies leading to 'winners' and 'losers' in climate change scenarios. While black-headed female Gouldian finches showed a decline in reproductive performance after severe heatwaves, overall reproductive success of both morphs was not significantly affected by heatwave intensity. Offspring bore the cost of parental exposure to severe heatwaves, showing reduced condition and higher oxidative damage, but the impact may vary depending on the offspring's capacity to recover from altered developmental conditions.
JOURNAL OF ANIMAL ECOLOGY
(2021)
Article
Biology
Anais Degut, Klaus Fischer, Martin Quque, Francois Criscuolo, Peter Michalik, Michael Beaulieu
Summary: Phenotypic plasticity within populations allows for adaptive phenotypic variation in response to seasonal changes, with long-term effects on adult morphology and performance. This plasticity may facilitate life-history strategies to cope with climate change.
JOURNAL OF EXPERIMENTAL BIOLOGY
(2022)
Article
Ornithology
Helen Roessler, Maureen Lynch, Sara Torres Ortiz, Ole Naesbye Larsen, Michael Beaulieu
Summary: When suitable nesting habitat is rare, birds may have to share it with heterospecific individuals with similar nesting requirements. This species mosaic can affect how breeding birds communicate vocally with each other. A study on Gentoo Penguins found that their ecstatic display calls had lower frequencies and energy distribution when they bred in mixed colonies with Adelie Penguins, but were unaffected by the presence of Chinstrap Penguins.
Article
Behavioral Sciences
Keith W. Sockman, Michael Beaulieu
Summary: Despite the expectation of reduction in prevalence, individually consistent behavioural phenotypes persist in diverse populations. The life-history trade-off between current and future reproduction, combined with individual variation in age or condition, may explain this paradox.
Article
Biology
Michael Beaulieu
Summary: The study of animal affective states has mostly focused on enhancing welfare in non-natural contexts, but broadening it to wild animals can broaden our general understanding of animal welfare. However, examining welfare in the wild is challenging and requires unifying theoretical frameworks and methodological approaches. This article aims to highlight the relationship between physiology and animal welfare, rectify the current oversight, and provide best-practice recommendations for assessing animal welfare in their natural habitat.
BIOLOGICAL REVIEWS
(2023)
Article
Biochemistry & Molecular Biology
Maud Poisbleau, Michael Beaulieu, Nina Dehnhard, Laurent Demongin, Gilles Lepoint, Nicolas Sturaro, Marcel Eens
COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY A-MOLECULAR & INTEGRATIVE PHYSIOLOGY
(2017)