Document type : Scientific review

Aggressive Mating Behavior in Roosters (Gallus gallus domesticus): A Narrative Review of Behavioral Patterns

Mihnea Lupu, Dana Tăpăloagă, Elena Mitrănescu, Raluca Ioana Rizac, George Laurențiu Nicolae, Manuella Militaru

Published in 2025

Review showing that intensive genetic selection of broilers has led to male sexual behavior dysfunctions (absence of courtship, forced mating, injury to hens), linked to genetic, neuroendocrine and environmental factors.

Document Types: Scientific review

Animal categories: Poultry

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Modern Pig Production: Aspects of Animal Welfare, Sustainability and Circular Bioeconomy

Sossidou EN, Banias GF, Batsioula M, Termatzidou S-A, Simitzis P, Patsios SI, Broom DM.

Published in 2025

Study analyzing the sustainability challenges for modern pork production seeking to combine animal welfare, minimal environmental impacts and circular bioeconomic principles. It highlights the role of innovative farming systems, sustainable management practices and life cycle assessment (LCA)  in reconciling productivity and respect for the environment.

Document Types: Scientific review

Animal categories: Porcines

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Review: Exploring correctness, usefulness, and feasibility of potential physiological operational welfare indicators for farmed insects to establish research priorities

M.G. Johnson, M. Barrett

Published in 2025

Study evaluating the correctness, usefulness and feasibility of physiological and somatic indicators currently used to assess welfare in vertebrates for the assessment of insect welfare, taking into account their particular biological characteristics. It proposes a priority list of indicators for validation in insect welfare research, allowing the welfare of farmed insects to be assessed in a reliable, useful and feasible  way.

Document Types: Scientific review

Animal categories:Insects

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Cow comfort, behavior and welfare with specific reference to dairy cattle: A review

Damodaran Sreekumar & Veerasamy Sejian

Published in 2024

Review on optimizing dairy cow comfort

Document Types: Scientific review

Animal categories: Bovines

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A systematic review and meta-analysis of physical environmental enrichment to improve animal welfare-related outcomes in indoor cattle

Unsal G, Johnson KF, Stergiadis S, Bennett R, Barker ZE.

Published in 2025

Systematic study showing that enrichment of the physical environment significantly improves the welfare and certain behaviors of calves and heifers in indoor housing, particularly play and growth.

Document Types: Scientific review

Animal categories: Bovines

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Humane stunning or stun/killing in the slaughter of wild-caught finfish: The scientific evidence base

James KL, Aparicio SP, Jayasuriya NS, Herath TK, Lines J, Sneddon LU, Amarasinghe US, Randall NP

Published in 2025

Review article on methods of stunning and/or killing wild-caught fish. The authors highlight the urgent need for research into humane stunning methods that are better adapted to the needs of each species and that can be performed under the conditions found in commercial fishing.

Document Types: Scientific review

Animal categories: Fish

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A critical review on the welfare of Japanese quail in cage-free housing: Current knowledge and future perspectives

Jansson DS, Hedman FL, Yngvesson J, Keeling L, Henriksen R

Published in 2025

Scientific synthesis highlighting the lack of knowledge and regulations on cage-free systems for Japanese quail. It reviews the essential behavioral needs of the species and identifies gaps in group management, equipment design and dealing with agonistic behaviors. Integration of AI and genomic selection is proposed to support an efficient and ethical transition to alternative breeding systems.

Document Types: Scientific review

Animal categories: Poultry

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Surgical castration of piglets - challenges and alternatives - a review

Zalewska Anna, Batorska Martyna, Więcek Justyna, Rekiel Anna, Sońta Marcin

Published in 2025

Summary of the issues surrounding the castration of pigs. The European Declaration of 2010 was intended to achieve a ban on the practice by 2018, but several Member States have expressed their disagreement. `The alternatives (immunocastration, whole-male rearing) are worrying for consumers and producers alike. Despite the progress that has been made, the total abandonment of castration may not occur, due to practical, economic and behavioral constraints.

Document Types: Scientific review

Animal categories: Porcines

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Measuring minds: Understanding the mental states of dairy cattle in different management conditions

Heather W. Neave

Published in 2025

Review of a symposium on the  assessment of how the mental states of dairy cattle (positive emotions and cognitive functions in particular) are affected by management practices. It highlights the behavioral, physiological and cognitive indicators available and the potential of emerging automated on-farm monitoring technologies.

Document Types: Scientific review

Animal categories: Bovines

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Fish Welfare in the Ornamental Trade: Stress Factors, Legislation, and Emerging Initiatives

Maia, C.M., Gauy, A.C.d.S., Gonçalves-de-Freitas, E.

Published in 2025

Review of the trade in ornamental fish, who are exposed to numerous stressors throughout the supply chain, from wild capture or aquaculture to their final destination. Despite the work of some groups, legislative frameworks and welfare standards are still required to improve their living conditions in a sustainable way.

Document Types: Scientific review

Animal categories: Fish

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