There are 4 outer atoms and lone pairs that are present in a molecule with a see-saw shape. It was called "seesaw" comes from the observation that it looks like a playground seesaw. It is very common that four bonds to a central atom result in tetrahedral or, less commonly, square planar geometry.
I believe that Calpurnia finds the food on the back porch.
The invading bullfrogs ARE HARMFUL. This is because, they cause decline in the population of the native species.
Decline in the population of the native species will throw the ecosystem into a condition of imbalance which will eventually affect all the living organisms that are living in that ecosystem.
Answer:
<u>The woodpeckers wouldn't have homes/shelters to keep themselves safe so they would slowly die out.</u>
Answer 2:
I'm pretty sure you can also say, <u>they would have to adapt to living in a new species of tree</u>
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I hope this helped