Morphological Clues from Multilegged Frogs: Are Retinoids to Blame?

See allHide authors and affiliations

Science  30 Apr 1999:
Vol. 284, Issue 5415, pp. 800-802
DOI: 10.1126/science.284.5415.800

You are currently viewing the abstract.

View Full Text

Log in to view the full text

Log in through your institution

Log in through your institution


Morphological analysis was performed on multilegged deformed frogs representing five species from 12 different localities in California, Oregon, Arizona, and New York. The pattern of duplicated limbs was consistent with mechanical perturbation by trematode infestation but not with the effects of retinoids.

  • * To whom correspondence should be addressed. E-mail: sessionss{at}

View Full Text

Stay Connected to Science