The answer is Vespiquen.
Venonat (sometimes wrongly spelled as Vennat) is a bug type of Pokemon in Pokemon Pearl. You can find one on route 229.
Kricketot is a Bug type pokemon.
Heracross is a bug type Pokemon that your friend in Pokemon diamond/pearl has and uses. He is rather weak but with the proper training he'll be a great assett to your Pokemon party
Anorith is a Rock and Bug type pokemon.
Any unevolved bug type pokemon.
It is a attack type from a Bug type
The Elite Four in Pearl are: #1 Aaron - he focuses on Bug-type Pokemon #2 Bertha - she focuses on Ground-type Pokemon #3 Flint - he focuses on Fire-type Pokemon #4 Lucian - he focuses on Psychic Pokemon Champion: Cynthia - has no main focus; uses different types Hope this helped! =)
By using flying bug and fire pokemon if possible
Pineco is a Bug type pokemon.
Silcoon is a Bug type pokemon.
Shelmet is a Bug type pokemon.
Volbeat is a Bug type pokemon.