Answer:
There is gravitational attraction between them
Answer: they drop their leaves and go into dormancy
Explanation:
As per Georg von Békésy's place theory, the position on the basilar film at which waves achieve their pinnacle relies upon the recurrence of a tone. High frequencies deliver waves that crest close to the shut end and are deciphered as shrill sound, while low-recurrence waves travel more remote, topping at the far end, and are translated as low-pitched.
Animals? but I would talk about how their population is declining and becoming really close to endangered. I wouldn’t view them as a natural resource.
