Once tadpoles lose lungs, they never get them back
October 27, 2025
October 27, 2025
ITHACA, New York, Oct. 27 -- Cornell University posted the following news:
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Once tadpoles lose lungs, they never get them back
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Tadpole species that lost their lungs through evolution never re-evolve them, even when environmental change would make it advantageous - bucking long-standing assumptions about how lost traits can reemerge, according to a new study.
Typical tadpoles have three main ways to get oxygen: from the air, . . .
* * *
Once tadpoles lose lungs, they never get them back
*
Tadpole species that lost their lungs through evolution never re-evolve them, even when environmental change would make it advantageous - bucking long-standing assumptions about how lost traits can reemerge, according to a new study.
Typical tadpoles have three main ways to get oxygen: from the air, . . .