Sam, a young tortoise, wishes he had a longer neck to reach the nicest leaves. Granddad Charlie tells Sam a story about giraffes. Long ago, giraffes didn't have long necks. They wanted to eat the ...

Sam, a young tortoise, wishes he had a longer neck to reach the nicest leaves. Grandad Charlie tells Sam a story about giraffes. Long ago, giraffes didn’t have long necks. They wanted to eat the ...

and scientists have a few leading theories as to why they evolved this way. Here are some reasons why giraffes developed their signature neck length: One primary reason for giraffes' long necks is ...