Watch the moment when Sir David Attenborough and BBC filmmakers filmed the extraordinary behaviour of a fatherly bullfrog.

Even better, you can watch a further 1000 more memorable moments, for free, anytime, on your smartphone or tablet, via Attenborough's Story of Life app, which is now available to download via Google Play, or Apple's app store.

This media cannot be played on your device.

Find out more at http://www.bbc.com/earth/storyoflife.

The Story of Life has been produced in collaboration with Sir David Attenborough, BBC Earth and ideas and innovation company AKQA.