Riddle Me This

Over the last ninety days, we've been drier than sawdust, but now with the second day of rain, all of a sudden we have gigantic frogs? How?

Where do these croakers go for months on end and how do they magically reappear once the ground is wet? These aren't small frogs either. I almost stepped on one that was bigger than the palm of my hand. I called him Jabba and wished him well. 

All I know is the farm and its inhabitants are singing the praises for the rain and cooler temps. Keep it coming!

When the troughs are wet, just feed them on the ground. They truly don't care