A pet enclosure includes a bottom section, a middle section, and a top section. The middle section is connectable to the bottom section with an opening in the middle section. The opening in the middle section has a bottom portion that connects with a top portion of an opening in the bottom section. The top section is connectable to the middle section with an opening in the top section. The opening in the top section has a bottom portion that connects with a top portion of an opening in the bottom section. The bottom section, middle section and top section when connected together form an enclosed pet enclosure with an animal opening therein.