Saturday, July 14, 2012

Chen: Vestigial Structure in an Animal


Ostrich
Struthio camelus
42.302613,-71.086886
An ostrich has wings that were likely helpful for their ancestors, but, it does not have any effect for the ostrich now.


Emu
Dromaius novaechollandiae
42.302613,-71.086886
An emu has wings that were likely helpful for their ancestors, but, it does not have any effect for the emu now.

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