AVES Space Hack P1 reduces the space requirements for several animals in the AVES expansion pack listed below:

• Pied Avocet
• Southern Carmine Bee-eater
• Western Capercaillie
• Common Eider
• Great Crested Grebe
• Great Indian Hornbill
• Kakapo
• Little Spotted Kiwi
• Spix Macaw
• Eurasian Eagle Owl
• Snowy Owl
• Atlantic Puffin
• Takehe
• Channel-billed Toucan

Requirements

For this hack to work, you need to have the following user-made expansion installed:

• AVES