That is, if you have already caught one of each of Puffskein, Mooncalf, Fwooper, and Graphorn, you can only put animals of the same species in one Vivarium; for others, you will need to unlock ...

Thankfully, a Mooncalf den can be found just above the Quidditch pitch at Hogwarts, making them easy to find. RELATED: Hogwarts Legacy: All The Hamlets, Ranked It's hard not to just stay in the ...