DIY - Cat Bed

https://www.instructables.com/id/DIY-cat-tent/

https://www.instructables.com/id/Cat-T-shirt-tent/

http://www.eilentein.com/2012/05/pesa.html

https://www.instructables.com/id/Cardboard-Cat-Bed/

https://www.instructables.com/id/Bowl-Pet-House/

http://www.meow-cat.com/2012/10/easy-3-steps-to-diy-cat-tent-with-your.html

https://www.instructables.com/id/Fabric-Cat-House-for-Stuffed-Animals/