The massive goliath frog (Conraua goliath), as its name alludes, is the largest frog in the world with individuals weighing over three kilograms (2). The granular skin is greenish in colour with a yellowish-orange underside, and the feet and hands are webbed
The Chile Darwin's Frog - the male takes the fertilised eggs from the nest into his vocal sac where they hatch into tadpoles after approximately eight days. When he starts to feel the newly hatched tadpoles wriggling, the male carries them to a stream where he expels the young. Here they complete metamorphosis.