Flightless birds

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From: Andrew Coblentz (acsl@mindspring.com)
Date: Sun Jun 01 2003 - 13:21:36 PDT

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Message-ID: <005501c3287b$67abb2e0$bb29fea9@oemcomputer>
From: "Andrew Coblentz" <acsl@mindspring.com>
Subject: Flightless birds
Date: Sun, 1 Jun 2003 13:21:36 -0700

Why do almost all flightless birds (penguins, emus, ostriches, kiws, cassowarys) occur south of the Equator? I'm sure it has something do with the breakup of Pangaea, but I'm looking for a more precise explanation.

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