This frog has an empty gut and very enlarged ovaries (dark bodies). The liver is the large dark organ between the ovaries; the fat body is just visible: thin pale tubes to the right of the liver.
<a href="//commons.wikimedia.org/wiki/User:Mariafremlin" title="User:Mariafremlin">Mariafremlin</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>