What happened to all the birds on Easter Island?

What happened to all the birds on Easter Island?

Soon land birds went extinct and migratory bird numbers were severely reduced, thus spelling an end for Easter Island’s forests. Already under intense pressure by the human population for firewood and building material, the forests lost their animal pollinators and seed dispersers with the disappearance of the birds.

Why could the Islanders no longer eat porpoises?

They became extinct. Why could the islanders no longer eat porpoises? No one can harpoon them.

What resource was the most heavily used by the islanders?

Archaeologists propose that they moved the heavy statues on wooden skids. With more than 800 moai on the island, a lot of trees were used to move the statues. The Easter Islanders consumed their major resource, palm trees, in other ways as well.

What is the lesson of Easter Island quizlet?

What lessons can we learn from the story of Easter Island to help us avoid collapse and disaster? Easter was isolated for the rest of the world, like Earth. When times got tough and resources where scarce, there was no where else to go. We too do not have anywhere to turn.

Where did the rats come from and why did they have such a negative effect on the palm tree?

The number of palm trees decreases because of the increased number of rats that eats its fruits. Seed germination became frequently interfered because of this activity. However, the slow growth of palm trees was also blamed for the tree cutting off the people.

What did the decline of porpoise a dolphin bones in garbage piles indicate?

5. What did the decline of porpoise (e.g. dolphin) bones in garbage piles indicate? This indicated that over time, the islanders were less and less capable of going out to see to hunt for porpoise. This was another indication that they were missing the necessary palm trees needed to make seaworthy canoes.

Where did the rats come from on Easter Island?

Exactly how rats got on to the island is not known, although one theory is that they arrived as stowaways in the first canoes of Polynesian colonists. Once they arrived, the rats found palm nuts offered an almost unlimited high-quality food supply.

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