I accidentally answered this, if I post this then i could get accused for plagiarism sorry
“Tina was one of those kids who always aced everything. She always came in first.”
“She always came in first. She was at the top of her class and second to none”
1.<span>one species benefits, while the other is neither helped nor harmed
2.</span><span>The snake is a keystone species in the ecosystem
3.</span><span>Biodiversity and ecosystem health will both decrease in the future
4.</span><span>Skunks and toads have a predator-prey relationship
8.</span><span>the surviving species preyed on the extinct species
9.</span><span>It results from instinct.
10.</span><span> web spinning
11.</span><span>migrating for warmth
12.</span><span>They are a keystone species
13.</span><span>As biodiversity increases, humans receive increased benefits
looks like you had the answers already
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