In “Beach Blank-Out Blastoise” there was a Blastoise that was the ruler of an island filled with Wartortle and Squirtle.
What’s interesting is that in one of the cannons it had a Jigglypuff that was stuck. The resulting song naturally put everyone to sleep so it could get away.
Caterpie is tied with Weedle for having the lowest Special Defense stat of all Bug-type Pokémon and is tied with five other Pokémon for having the lowest Special Defense stat of all Pokémon.
Metapod is the first Pokémon to evolve in a movie, and part of the first evolution cycle in an episode. Until the release of Pokémon Platinum, when its pre-evolution became able to learn Bug Bite, Metapod was unable to damage Ghost-type Pokémon except by using Struggle.
Butterfree is the most iconic Bug-Type Pokémon in the entire franchise. Trainers from every region love this Pokémon because it appears all throughout the world and it's a common sight in every region.
Weedle was the inspiration for the naming of Stentorceps weedlei, a species of wasps. Both Weedle and Stentorceps weedlei exhibit the distinctive feature of having a spine in the middle of the organism's head
Beedrill’s mega evolution has the highest Attack and Speed base stats of all Poison-type Pokémon. It also has the lowest Special Attack base stat of all Poison-type and Mega Evolved Pokémon.
Pidgey shares its category with Spearow, Natu, and Rookidee. They are all known as the Tiny Bird Pokémon, though Natu has also been called the Little Bird Pokémon.
The fanbase started to pay attention to Rattata thanks to its appearance in Route 30 in Johto, and the meme phone calls claiming that Joey’s Rattata is among the top percentage of the species.
Surprisingly enough, Raticate is the only Pokémon that shares its National Pokédex number with the level at which it evolves from its pre-evolved form.
Spearow appears to be based on a sparrow with characteristics of a shrike, including its hooked beak. Shrikes tend to be territorial and are sometimes called "butcher birds" due to their brutal feeding habits, which may be the basis for Spearow's aggressive nature.
Fearow appears to be based on various predatory birds, particularly vultures and condors due to its long neck, sharp beak, shaggy feathers, broad wings, and soaring flight. The large comb on its head resembles a rooster's.
Ekans has never been scanned with a Pokédex in the anime, despite debuting in the second episode of the original series. As such, this makes it the Pokémon with the most episodes aired after its debut without it getting a Pokédex entry.