Abstract Organismal phenotyping to identify fitness traits is transforming our understanding of adaptive responses and ecological interactions of species within changing environments. Here we present a portable Multi-Taxa Phenotyping (MTP) system that can retrieve a suite of metabolic and photophysiological parameter across light. temperature. and/or chemical gradients. https://www.bekindtopets.com/mega-buy-Gravity-Flow-Barrel-Pig-Waterer-flash-buy/