This is called environmental variation. Humans, dogs and goldfish are examples of species. Different species have different characteristics from each other. For example, dogs have tails and humans ...

Genetic variation and environmental variance are critical concepts in animal breeding, influencing traits such as growth, reproduction, and overall health. Understanding how these factors interact ...

Intraspecific variation in functional traits of ... When fish species are challenged by environmental stresses such as heatwaves, hypoxic events or pollution, to name some major examples, the ...