English English English Gastric-brooding frog English English English English Rheobatrachus English gastric-brooding frog northern gastric brooding frog gastric-brooding frog http://en.wikipedia.org/wiki/Gastric-brooding_frog English English English extinct gastric-brooding frog fascinating reproductive cycle gastric brooding frog English English English Wikipedia English Gastric-brooding Frog “Rheobatrachus silus” gastric-brooding frog English English http://en.wikipedia.org/wiki/Gastric-brooding_frog southern gastric-brooding frog Gastric Brooding Frog Gastric-brooding frog English Gastric-brooding frog gastric-brooding frog gastric brooding frog