Answer:
Resource conservation
Explanation:
Depresion in term of Resource conservation theory is a mental state where an individual or organism develops motivation to conserve a depleting resources while in search of a new source.
For a depressed organism to reduce energy consumption in order to save for the future, it is exhibiting resource conservation
The answer is absorbing dead or decaying organisms
When limiting factors increase, diversity in populations decreases. In this sense "limiting factors" can be anything from a lack of resources to a lack of food, meaning it's harder for the population to survive.
Parasitism bc the warbler's young are being displaced which means that the warblers are suffering harm through the loss of their young.
When that bacteria changes in some way that reduces or eliminates the use of the drug.