Perhaps the bird’s calls could be less attracting and disorienting to predators and the ones with the said distinctive calls could have survived to repopulate and pass down the genes.
Fever is a NON-SPECIFIC immune response, called a "constitutional symptom," because varies entities may initiate a pyrogenic (fever) response. Bacterial infection, Viral infection, inflammation, and auto-immune reactions can all cause a fever at some point of their processes.
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D. The profit motive drives companies that are competing in the global marketplace to exploit natural resources.
The temperature surrounding the victims body that is colder than normal body temperature will speed up the rate of cooling.
Answer:the decline of lichens is an important indicator of an imbalance in the ecosystem. this research can help system ecologists predict how pollution will affect the entire ecosystem
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