What's similar?

[CarpCharacin]

Pygmy hippo and cardboard

Pygmy hippos are herbivorous, and cardboard is made out of plant matter.

 

[MochaDuck]

Pygmy hippos are herbivorous, and cardboard is made out of plant matter.

Thankfully you didn't say whacking them

 

[MochaDuck]

I have another
Ducks and @duluthralphie

 

[BantyChooks]

I have another
Ducks and @duluthralphie

Sorry... those two things are as different as it is possible to be. One is innocent, sweet, and gentle, and the other is Ralphie.

 

[duluthralphie]

Sorry... those two things are as different as it is possible to be. One is innocent, sweet, and gentle, and the other is Ralphie.

Your confused again.

 

[CarpCharacin]

Here's one: fire and letters

 

[MochaDuck]

Here's one: fire and letters

Letters you write or letters of the alphabet?

 

[CarpCharacin]

Letters you write or letters of the alphabet?

Letters of the alphabet

 

[MochaDuck]

Letters and fire can be made by man

 

[CarpCharacin]

Letters and fire can be made by man

I guess, but that's not exactly what I had in mind.