DENVER (KDVR) — Snake bites are never fun ... That was nowhere near the end of his medical journey. Fenrir is seen here with a swollen snout, a reaction to the rattlesnake bite.

Thankfully, antivenom is highly effective, and quick medical intervention has reduced fatality rates significantly. "An untreated bite from an eastern brown snake can result in unconsciousness ...

Workers at Australian hospitals said they don't need to see the snake that bit someone to determine treatment Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013.

A Florida photographer was slowly cruising through St. Marks National Wildlife Refuge, south of Tallahassee, searching for his next great shot when a battle ... bird's opponent: a snake.