Since this tends to keep things constant, it allows the maintenance of homeostasis. For instance, when the concentration of carbon dioxide in the human body increases, the lungs are signaled to increase their activity and expel more carbon dioxide. Thermoregulation is another example of negative feedback.
Butterfly Spirit Animal & Totem. The butterfly is one of the most emblematic totem animals symbolizing personal transformation. If you see the butterfly as your totem or spirit animal, pay attention to the areas in your life or personality that are in need of profound change or transformation.
Eagle Spirit Animal. 1  Eagle Spirit Animal The Eagle spirit animal is an inspiring messenger. 2  The Dog Spirit Animal Dogs are canines that have been domesticated. 3  The Raven Spirit Animal When a Raven totem has flown into your life, it signifies that magic is at play 4  ... Rabbit Spirit Animal The rabbit spirit animal carries many complex meanings.