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Biology 49 Online
OpenStudy (anonymous):

Whale ancestors first returned to water during the: A. Paleocene B. Eocene C. Oligocene D. Holocene

OpenStudy (stephstar101):

Whales appeared during the latter part of the Oligocene as other mammalian species continued to transition into modern forms.

OpenStudy (anonymous):

whale ancestors first return to water during the Paleocene

OpenStudy (stephstar101):

So yeah. Source: http://eonsepochsetc.com/Cenozoic/Paleogene/Paleogene_home.html C. Oligocene according to this

OpenStudy (anonymous):

well im pretty sure its A

OpenStudy (anonymous):

STEPH

OpenStudy (stephstar101):

Eh well, believe what you like to; it's a free country where I live..

OpenStudy (anonymous):

i am, whose stopping me:) i cant say things god all i said was that i belive its A and i do

OpenStudy (anonymous):

Its a

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