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Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
ISBN: 9781305389892

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BuyFindarrow_forward

Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
ISBN: 9781305389892
Textbook Problem

What is the most probable selection pressure that has fostered seasonal migrations in birds?

Summary Introduction

To review:

The selection pressure that fosters seasonal migration in birds.

Introduction:

There are some birds which migrate to a distant location to complete a phase of their life cycle in those regions. It mostly occur to increases the survival chances in a distant location than at the birthplace.

Explanation

All the birds of a species undergo reproduction at a particular season or period of the year and, thus, require unlimited food, safe nesting place, and favorable climate. This causes the competition, which let some of them migrate to a distant location.

Birds migrate to a distant location to avoid competition and ensure better survival...

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