Provided herein are compositions and methods that facilitate animal enrichment and breeding in animal containment environments. Provided in certain embodiments are animal containment enrichment compositions that include one or more sheets, where at least one of the one or more sheets comprises an array of scores defining a flat array of strips in the sheet. Provided in certain embodiments are animal containment enrichment compositions that include one or more sheets, where at least one of the one or more sheets comprises an array of scores defining a flat array of sections of the sheet.