Which factor explains similarity of fauna between Nearctic and Palearctic regions?
Show answer and explanation
Correct answer: Recent continental connection
The Nearctic and Palearctic regions were connected by land bridges in the past. This allowed animal exchange.
Practice all 20 Zoogeography and Biogeographic Zones questions
Keep practicing
More Zoogeography and Biogeographic Zones questions
- The Oriental biogeographical region mainly includes:
- Which region has the lowest terrestrial animal diversity?
- Continental drift theory helps explain animal distribution by:
- Which zone is richest in freshwater fish diversity?
- Which animal is typical of the Palearctic region?
- The concept of zoogeographical realms was first systematically proposed by: