On the wing
Article Abstract:
Numerous theories have been proposed regarding bird's cluster flocking behavior. However, scientists' attempts to explain the phenomenon in terms of aerodynamics, food, navigation, defense mechanisms and mathematical models have proven to be inadequate.
Publication Name: Reader's Digest (Canadian)
Subject: General interest
ISSN: 0034-0413
Year: 1992
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Calcium: that "miracle" mineral
Article Abstract:
Calcium is essential not only for strong bones and teeth but also for other bodily functions. Unfortunately, almost 50% of all Americans are not getting enough calcium. Pointers on ensuring that one gets the full calcium requirement are provided.
Publication Name: Reader's Digest
Subject: General interest
ISSN: 0034-0375
Year: 1996
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On the wing
Article Abstract:
The habits of flocking birds is a mystery. Theory suggests that flocking birds fly in a certain formation and velocity to regulate their navigation and protect themselves from predators.
Publication Name: Reader's Digest
Subject: General interest
ISSN: 0034-0375
Year: 1992
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