Launching children means when your first child leaves home and ends with a "empty nest".................. Developing adult relationships with your children is a key of a stage.
Improved posture is one of the benefits to having good balance.
Even though not many people pay attention to posture, it can be quite important. If you have issues with your posture, it can lead to a lot of spine and back problems, so it is better to improve it while you can.
Start with your producers, or plants (grasses, flowers, etc.). Then your 1st level consumers (herbivores), like grasshoppers, mice, etc. Then your second level producers (carnivores and omnivores) that eat the herbivores (like birds). And keep going, knowing each of the levels get eaten by each other. 10% of energy is transferred in each level. An example might be...
Grass > Mice > Hawk > Vulture