作者: Stanley K Sessions , R Adam Franssen , Vanessa L Horner
DOI: 10.1126/SCIENCE.284.5415.800
关键词:
摘要: 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 consistent with mechanical perturbation by trematode infestation but not the effects retinoids.