Answer:
Researchers knew quite a while in the past how bats use
echolocation. Afterward, researchers sorted out how
to utilize it to make an exceptional strolling stick.
Early researchers thought bats utilize their hearing
to explore. Researchers later clarified
echolocation. This prompted more advancement.
Bat calls assisted early researchers with comprehension
echolocation Scientists tracked down that bats had
inconvenience flying when their ears were brimming with wax
Researchers as of late tracked down that bats utilize sound
to explore They named the cycle
echolocation.
Explanation:
Answer:
frog is the common noun because Mary is the proper noun
Explanation:
No because no one has told him that or even showed signs of thinking that way