Ekans and Koffing

I got Ekans at YMCA 

and I got Koffing at the Cacti in the 

front Yard of our House. 

On the other Hand, Ekans belongs to Jessie 

and Koffing belongs to James. 

Koffing was a Homonym for coughing. 

Ekans and Koffing were Poison Type Pokémon
and team rocket's Pokémon.