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Zoos Try to Ward Off a Penguin Killer (NYT), Change Log

http://www.nytimes.com/2013/10/08/science/earth/zoos-aim-to-ward-off-a-penguin-killer.html

By DONALD G. McNEIL Jr. | First archived on October 6, 2013, 5:55 p.m.

Headline Date/Time EST Archived Diff
Zoos Try to Ward Off a Penguin Killer October 8, 2013, 10:02 p.m. (Compare with previous)
Zoos Try to Ward Off a Penguin Killer October 7, 2013, 12:57 p.m. (Compare with previous)
Zoos Aim to Ward Off a Penguin Killer October 6, 2013, 6:10 p.m.