This is the first time tilapia skin has ever been used to bandage an animal in this way.
In minutes the rain storm sent boulders tumbling down slopes towards residential areas.
"Having a fire of this magnitude in December is highly unusual."
A wildfire in California is on track to break a state record for the largest blaze in modern history, even as light snow sprinkles the region ahead of Christmas.
The fire's behavior will be "somewhat moderated" by humidity in the Southern California region.
The Thomas Fire is now the third largest blaze to sweep through California.
"This is a tragic reminder of the dangerous work that our firefighters do every day."
"We can throw everything we have at it."
Officials warn that any fuel combined with strong winds could cause the fire to lose control.
An evacuation order was issued Sunday as the blaze continued to move west.
Forecasters warn that the worst flames will come soon.