What is a black happo chicken?

[bizzybzz]

Hi
I just bought some chicks at the Powassen auction and they are marked black happo chicks are they layers or meat birds?
Please help identify these chicks.
Peggy

 

[Tanichca]

Hey! You cant post pics yet, but do you have any? (PM them to me, i'll put them up) That would help us figure it out.

 

[bizzybzz]

they are pure black with a little white spot on the head

 

[zookeeper15133]

Black sex links?

Pics, post #12 & #20
https://www.backyardchickens.com/forum/viewtopic.php?id=82353&p=2