In a story at National Geographic, bush firefighter Gabriel d'Eustachio describes multiple fires where the leading edge of flame was preceded by an invertebrate "wave of creepy-crawlies".
The rest of the story, by Sarah Zielinski, covers the wide range of responses in nature to forest fires — from the carnivores who prey on the other animals running for their lives, to the fungi (including morel mushrooms) that depend on fire to reproduce.