Organisms that provide an early warning of environmental damage are known as:
A) endemic species.
B) endangered species.
C) threatened species.
D) indicator species.
E) commercial species.

Question

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Indicator species are organisms that provide early warning signs of environmental damage or changes. These species are often vulnerable to specific environmental conditions or pollution, making them good indicators of the health of an ecosystem. These species can include plants, animals, and even microorganisms. Examples of indicator species include honeybees, amphibians, and lichens.

Organisms That Provide an Early Warning of Environmental Damage Are