Conditioned place preference (CPP) continues to be one of the most popular models to
study the motivational effects of drugs and non‐drug treatments in experimental animals …

The mission of defining animal welfare indicators is methodologically difficult, limited, and
possibly impossible. A promising alternative, however, to evaluate suitable environmental …

Structural environmental enrichment, that is, a deliberate addition of physical complexity to
the rearing environment, is sometimes utilized to reduce the expression of the undesirable …

This study addresses a fundamental question in fish welfare: are the anaesthetics used for
fish aversive? Despite years of routine general use of many agents, within both scientific …

Simple Summary Studies investigating whether a captive environment is meeting the needs
of the species housed are relatively common among captive mammals. However, studies …

The adoption of high standards of animal welfare improves the quality of life for animals
being reared and produces improved end products for consumers. In this study, we …

Many studies show environmental enrichment is correlated with benefits to captive animals;
however, one should not always assume this positive relationship given that enrichment …

Environmental enrichment is used extensively to improve the welfare of animals in captivity,
however, the importance of physical exercise as enrichment is only now coming to light. A …

Can the main methods of social welfare analysis be extended to cover multiple species?
Following a non-anthropocentric approach, we examine the pros and cons of various …

Hybridization aims at combining valuable traits from two species into a single group. Nile
tilapia Oreochromis niloticus (NT) and Black-chinned tilapia Sarotherodon melanotheron …