Physical Description
Arctic terns are 14-17''(36-43 cm) long with a wingspread of 29-33''(74-84 cm). They are white with black caps and gray mantles, and a deeply-forked tail. In spring and summer, the entire bill is blood-red. Their legs are so short that the birds appear to be crouched when standing.
Average mass: 100 g.
Source information
©1995-2012, The Regents of the University of Michigan and its licensors
© The Regents of the University of Michigan and its licensors
View source
Supplier:
Animal Diversity Web
Author: Robin Street, University of Michigan
Street, R. 1999. "Sterna paradisaea" (On-line), Animal Diversity Web. Accessed April 04, 2012 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Sterna_paradisaea.html
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