•Optimal dietary nano-VD₃ enhances growth performance and bone development in broilers through remodeling the gut microbiome and metabolites
•Peripartum hypophosphatemia is associated with a hindgut-centered microbiota-metabolite-host axis in transition dairy cows
•Integrated multi-omics analyses reveal impaired energy homeostasis underlying tongue-rolling behavior in dairy cattle
•The role of micronutrient deficiencies in nutritional anemia beyond iron: An expert perspective on the scope and strength of the current evidence
•Blood acid/base balance in poultry: Dietary, environmental, and physiological determinants and emerging diagnostic opportunities
