Introduction to evolution. Evolution is the process of change in all forms of life over generations, and evolutionary biology is the study of how evolution occurs. Biological populations evolve through genetic changes that correspond to changes in the organisms' observable traits. Genetic changes include mutations, which are caused by damage or replication errors in organisms' DNA. As the genetic variation of a population drifts randomly over generations, natural selection gradually leads traits to become more or less com
According to Universe of Symbolism, the butterfly is a sign of spiritual growth. The animal embodies the principle that there are times in life where the past must be done away with so that new life can begin. Butterflies can also be a symbol of beauty and grace. Feminine energy is also represented by the butterfly. The animal teaches the magic of believing. Universe of Symbolism also asserts that Reiki healing is symbolized by the butterfly.
Meaning of the Butterfly. Symbolic Butterfly Meanings. Interpreting animal symbolism is a powerful way to connect with nature, and learn lessons from her creatures-lessons that we can apply to our own lives.rom egg, to larvae (caterpillar), to pupa (the chrysalis or cocoon) and from the cocoon the butterfly emerges in her unfurling glory. What a massive amount of transition this tiny creature undergoes. Consider for a moment the kind of energy this expends.