Lovejoy and his colleagues studied Amazon rainforest fragments of 1, 10, and 100 hectares in size.They wanted to determine how large a fragment had to be to sustain species diversity.Which conclusion can be drawn from their results?
A) A fragment of only 1 hectare will maintain species diversity.
B) A fragment of 10 or more hectares will maintain species diversity.
C) A fragment must be at least 100 hectares to maintain species diversity.
D) Even at 100 hectares, species diversity could not be maintained; half of all bird species were lost.
E) To maintain species diversity and all bird species, a fragment should be at least 200 hectares.

Question

Quizplus · Accepted Answer

Lovejoy's study found that even fragments as large as 100 hectares could not maintain full species diversity, with significant losses such as half of all bird species, indicating the challenges in preserving biodiversity in fragmented habitats.

Lovejoy and His Colleagues Studied Amazon Rainforest Fragments of 1