Answer:
the answer is the 1st one
Explanation:
Raccoons, Fish, and Ducks are secondary consumers. They eat the primary consumers(minnows and aquatic crustaceans).
<span>Contractility
- the ability of a muscle to be shorten.
Extensible - the ability to
be lengthen.
Elasticity - the ability to return to be their original shape.
Excitability - can be triggered by electrical stimulation</span>
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