#SPEetologia
#SPEetologia

Field recordings reveal that Dactylopterus volitans produces two distinct grunt types with defined temporal and spectral features. Anatomical analyses link sound production to specialized swim bladder and sonic muscles, confirming this species as soniferous.
February 17, 2026 at 7:44 AM
🚨 New issue alert! 🚨 The latest issue of #actaethologica is now out! Check the Volume 29 Issue 1 February 2026 for 6 articles featuring diverse studies in #AnimalBehaviour #Ethology

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#ScientificJournal #BehaviouralScince #EthologicalResearch #AnimalScience
February 13, 2026 at 11:16 AM
doi.org/10.1038/s441...
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A global meta-analysis of 138 reef reserves shows that protection drives both direct and indirect community effects. Herbivorous fish benefit most in tropical reserves, coral cover increases, algae decline, and food-web responses vary across regions.
Trophic group responses to marine reserve protection in temperate and tropical reefs: a systematic review and meta-analysis - npj Ocean Sustainability
npj Ocean Sustainability - Trophic group responses to marine reserve protection in temperate and tropical reefs: a systematic review and meta-analysis
doi.org
February 4, 2026 at 6:07 PM
doi.org/10.1038/s413...
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Zebrafish show stable judgment biases: pessimists react strongly to stress, while optimists show lower stress reactivity and reduced tumorigenesis. Judgment bias reflects personality and predicts stress resilience and disease susceptibility.
Optimistic and pessimistic cognitive judgement bias modulates the stress response and cancer progression in zebrafish - Translational Psychiatry
Translational Psychiatry - Optimistic and pessimistic cognitive judgement bias modulates the stress response and cancer progression in zebrafish
doi.org
December 19, 2025 at 12:47 PM
doi.org/10.1038/s441...
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Simply designating areas for 30×30 risks ‘paper parks.’ Real conservation needs high-quality, strictly managed MPAs with clear rules to ensure genuine biodiversity and social benefits, not just meeting targets.
Quality of marine protected areas is critical to achieving global biodiversity targets - npj Ocean Sustainability
Summarising CBD target 3 to “30 × 30” emphasizes area coverage, but conservation success depends on MPA quality. Many existing MPAs are under-protected, and rapidly designating new areas risks creatin...
doi.org
December 18, 2025 at 8:30 AM
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Biologging of European sea bass revealed clear physiological and behavioural markers of swimming and crowding stress. Heart rate and acceleration reliably indicated energy use and stress intensity, enabling identification of four welfare states and improving fish welfare monitoring.
Biologging assessment of behavioural and physiological responses of European seabass (Dicentrarchus labrax) during stress challenges - Scientific Reports
Scientific Reports - Biologging assessment of behavioural and physiological responses of European seabass (Dicentrarchus labrax) during stress challenges
doi.org
December 17, 2025 at 8:42 AM
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In 136 bird species, neophobia is consistent across taxa. Birds with specialist diets or migratory habits were more neophobic, supporting ecological hypotheses and showing how Big Team Science can reveal evolutionary patterns in behavior.
December 12, 2025 at 2:02 PM
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The Iberian chub exhibits solitary and cooperative hunting in freshwater. Group hunting included coordinated pursuit, with one prey capture observed, suggesting social strategies in predation and highlighting complex behaviour in riverine fish.
December 9, 2025 at 6:54 PM
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Comparing 796 island bird species with mainland relatives, this study finds island birds evolved rounder wings and longer tarsi, reflecting a more terrestrial lifestyle. Reduced predators and competitors further influenced tarsus length, while wing length was unaffected.
Morphological Evolution in Island Birds Is Associated With More Terrestrial Lifestyles and a Lower Number of Raptors and Intra‐Family Competitors
Aim Island biotas experience unique ecological conditions, such as isolation, small areas, or simplified communities that promote repeated patterns of evolution like changes in body size, that have ...
doi.org
December 5, 2025 at 5:54 PM