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Biology 22 Online
OpenStudy (anonymous):

I think this is D The giant "terror birds": were flightless were runners are now extinct all of these

OpenStudy (anonymous):

are now extinct

OpenStudy (anonymous):

They were flightless..Yes They were runners..Yes They have been extinct for million years..

OpenStudy (anonymous):

i think ryaan is right... they were flightless but used their wings for fast running nd jumps

OpenStudy (nincompoop):

I wasn't there in the distant past to witness all these descriptions except that they are now extinct

OpenStudy (anonymous):

so I am right?

OpenStudy (nincompoop):

why wouldn't you be?

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