I know the answer but i'd like you try and figure it out ?

 

How is this a brain teaser?

Yes. The Platypus is a mammal.

How is this a brain teaser?

 

!

Moderator Note

It wasn't Science News either. I work with what I'm given.

Yes. The Platypus is a mammal.

I'm gonna be the wild card and say no, it's a reptile.

I'm gonna be the wild card and say no, it's a reptile.

I think it's technically a berry.

Platypus is a mammal. It is a monotreme.

It's an animal that produces eggs and milk- it is therefore unusual in being able to make its own custard.

It's an animal that produces eggs and milk- it is therefore unusual in being able to make its own custard.

 

I'll take that.

It's an animal that produces eggs and milk- it is therefore unusual in being able to make its own custard.

...and that folks...wins this brain teaser!