When Metro City is struck by a swarm of enormous dragonflies thought to be extinct, Dex's team must travel 300 million years back in time to unravel a deadly mystery.
When a rebellious Zap develops dangerous super-powers and flees the Habitat, Dex and the team must retrieve him before he becomes a threat to himself and others.
When Zap and Tung are bitten by a behaviour-modifying Methuselah Beetle, Dex must track down the culprit while keeping tabs on his increasingly unruly teammates.
When lazybones Tung tries to prove his value to the team by taking on progressively dangerous tasks, he finds himself in the grip of a deadly Giant Solar Mantis.
Dex must put aside his heated rivalry with fellow entomologist Jane Goodchild to protect an endangered species from the dangerous, axe-wielding Timber Tribe.
After an intense electrical storm, Dex finds himself shipwrecked and alone with a stowaway Cranium Cricket, a highly intelligent insect capable of mind control.
Dex has to protect his team, and his reputation for courage, after a fierce Arthropod escapes from the Habitat in the middle of a wildlife show taping.
Dex must lend a hand to a badly overfished water planet when a throng of ferocious Imperial Water Scorpions turn on the native villages in search of food.
While exploring the ruins of Ancient Egypt, an old colleague of Dex's mistakenly unlocks an ancient spell and transforms himself into a twisted supervillain.
When multibillionaire Regis Stone hires Dex to guide him on a wildlife safari through the planet Gigantor, Dex discovers that he and his destructive posse are out to hunt the massive creatures.
When Tung takes the team to visit his home planet of Swamp Star-46, he must assume a leadership role in protecting his village from a swarm of whip-tail wasps.
When Dex discovers that his childhood hero, laser ball champion Bobby Blitz, is using performance-enhancing Anabolic Tar Slugs, he must find a way to stop him before it becomes the addiction becomes fatal.
Dex risks life and limb to save the Earth when it becomes overgrown with colossal alien flowers that block out the planet's sunlight and absorb all its water.
When Tung ends up infiltrating an evil amphibian gang of toad-men, he discovers their plot to invade the Habitat and kidnap one of Dex's prized insects.
After the team is attacked by a swarm of Syrrus' mutation bugs, Dex confronts Syrrus in his hidden lair and finally discovers the truth behind his evil ways.