Why do frog and toad forelimbs suddenly (but asynchronously) appear, every time metamorphosis is near?

Autor: Zechini, Luigi, Lilley, Alison, Downie, J. Roger, Walsh, Patrick T.
Zdroj: Functional Ecology, 2015 Jun 01. 29(6), 816-822.
Databáze: JSTOR Journals