👉 In biology, a heterochronous organism is an organism that exhibits two or more forms of its traits at different times in its life cycle. This means that some individuals are born with particular characteristics and behaviors, while others do not have any of these traits until later stages of development. For example, a heterochronous mouse could be born without any of the traits associated with being a male mouse, such as being able to reproduce sexually or having a specific type of fur. However, it