You could be depressed from a lot of different things, from losing your job to someone passing away
Answer:
A secret. When you have a secret, you want to tell other people, but when you do, it's no longer a secret.
There are different trophic levels at each stage. Trophic levels determine the amount of energy at each stage of the food chain. For example, the energy is 100% at the producer (plant), so it's the 1st trophic level, and so on. Energy amounts decrease as you go up a food chain, and you rarely find more than 5 animals in one because there is not enough energy left for the 6th consumer
