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Babies in bubbles: foam nests in túngara frogs

Reproductive modes in frogs vary greatly, as do the ways in which they deposit their eggs.  The túngara frog, Physalaemus pustulosus (=Engystomops), which is the main focus in my lab  constructs a “foam” nest–an adaptive character which I’ve become interested in exploring. Foamy substances are produced by some insects, tunicates, fish and, perhaps most famously, frogs. Leer más.

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