The Cenozoic Era
I hope that helped :)
I’m not sure I think it’s D.) Hope I could help :)))
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The stronger survived and the weaker passed on... Those with a weaker immune system had trouble with sickness and usually ended up passing on but those with strong immune systems were stronger and healthier and lived.
Greenhouse gasses, Carbon Dioxide, Water Pollution and Air Pollution and Wildfires
Answer:
The direct threats of invasive species include preying on native species, outcompeting native species for food or other resources, causing or carrying disease, and preventing native species from reproducing or killing a native species' young.
Explanation:
