Special: Invisible Killers
- Episode aired Apr 21, 2016
- TV-PG
- 41m
Jeremy Wade has hunted down freshwater killers for 30 years, but those waters are infested with darker, deadlier creatures - parasites.Jeremy Wade has hunted down freshwater killers for 30 years, but those waters are infested with darker, deadlier creatures - parasites.Jeremy Wade has hunted down freshwater killers for 30 years, but those waters are infested with darker, deadlier creatures - parasites.