December Trivia Challenge!!

[awesomefowl]

https://www.backyardchickens.com/forum/viewtopic.php?pid=5270655

 

[IdealisticRoo]

#3. oyster shell

 

[chickensducks&agoose]

3. oyster shell

 

[sixlittlechicks09]

3
Crushed oyster shells

 

[kla37]

1. 21
2. https://www.backyardchickens.com/forum/viewtopic.php?id=426894&p=1

 

[jessylee]

3. Oyster Shell

 

[BarredBuff]

3. Oyster Shell

 

[sonew123]

3.) shrimp shells???

 

[awesomefowl]

oyster shell

 

[vfem]

#3 oyster shell