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STatiana [176]
3 years ago
8

The first mammals evolved during the _____ Period.

Biology
2 answers:
WARRIOR [948]3 years ago
7 0
They were during Triassic period
SCORPION-xisa [38]3 years ago
6 0
The first mamals evolved even before the dinosours during the Triassic <span>period</span>
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