We're talking about an open container of wet, meat-based food. It will be prone to spoilage. Though I guess you could argue that if you feed one half of the can

We're talking about an open container of wet, meat-based food. It will be prone to spoilage. Though I guess you could argue that if you feed one half of the can now and the other half in not more than 12 hours, it will probably be fine.