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        <BusinessCd>713990</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>9892668</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>RIDE REVENUES AND RELATED</Desc>
        <BusinessCd>713990</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>3852145</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>CATERING AND RELATED</Desc>
        <BusinessCd>713990</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>341230</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>OTHER PROGRAM REVENUES</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>162511</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>162511</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>ANIMAL SALES</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>44000</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>44000</RelatedOrExemptFuncIncomeAmt>
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      <TotalProgramServiceRevenueAmt>14292554</TotalProgramServiceRevenueAmt>
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        <ExclusionAmt>464782</ExclusionAmt>
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        <Desc>CONSUMER EVENT EXPENSE</Desc>
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      <SupplementalInformationDetail>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 32B:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAY, FROM TIME TO TIME, RECEIVE DONATIONS OF STOCK. THE ORGANIZATION USES BROADWAY BROKERAGE SERVICES TO SELL THESE STOCK DONATIONS UPON RECEIPT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>SEVERAL OR OUR BOARD MEMBERS ARE RELATED. NONE OF OUR EXECUTIVE BOARD HAS ANY SUCH RELATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FEDERAL TAX RETURN ON FORM 990 IS PREPARED BY THE ORGANIZATION'S INDEPENDENT PUBLIC ACCOUNTING FIRM. IT IS THEN REVIEWED BY THE EXECUTIVE DIRECTOR AND FINANCE MANAGER, AS WELL AS A REPRESENTATIVE OF THE BOARD OF DIRECTORS, BEFORE SIGNING AND FILING WITH THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CONFLICT OF INTEREST POLICY IS DISTRIBUTED TO ALL EMPLOYEES ANNUALLY AND THEY ARE REQUIRED TO ACKNOWLEDGE RECEIPT AND AGREEMENT OF THE POLICY. BOARD MEMBERS AGREE TO THE POLICY UPON JOINING THE BOARD AND ARE ASKED TO UPDATE THE POLICY PERIODICALLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>A SUB-COMMITTEE REVIEWS THE SALARY OF THE EXECUTIVE DIRECTOR AND USES COMPARABILITY DATA FROM OTHER ZOOS TO RECOMMEND A SALARY RATE TO THE BOARD. THE BOARD MUST APPROVE THE EXECUTIVE DIRECTOR'S SALARY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>COPIES OF THE GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND AUDITED FINANCIAL STATEMENTS ARE AVAILABLE UPON WRITTEN REQUEST TO THE ZOO'S EXECUTIVE OFFICES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER CHANGES IN PENSION LIABILITY 467,583. TRANSFER TO CNBL -4,703,153.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR PERSONNEL RESPONISBLE FOR OVERSIGHT OF THE AUDIT OF THE FINANCIAL STATEMENTS HAS NOT CHANGED FROM THE PRIOR-YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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          <CityNm>SAN ANTONIO</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>78212</ZIPCd>
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        <TotalIncomeAmt>0</TotalIncomeAmt>
        <EndOfYearAssetsAmt>1000</EndOfYearAssetsAmt>
        <DirectControllingEntityName>
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      </IdDisregardedEntitiesGrp>
      <IdDisregardedEntitiesGrp>
        <DisregardedEntityName>
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        <USAddress>
          <AddressLine1Txt>3903 N ST MARYS STREET</AddressLine1Txt>
          <CityNm>SAN ANTONIO</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>78212</ZIPCd>
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        <LegalDomicileStateCd>TX</LegalDomicileStateCd>
        <TotalIncomeAmt>0</TotalIncomeAmt>
        <EndOfYearAssetsAmt>1000</EndOfYearAssetsAmt>
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      <IdDisregardedEntitiesGrp>
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          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>78212</ZIPCd>
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        <LegalDomicileStateCd>TX</LegalDomicileStateCd>
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        <EndOfYearAssetsAmt>304079</EndOfYearAssetsAmt>
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        <ExemptCodeSectionTxt>501(C)(2)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>1</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>1</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>0</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>1</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
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          <BusinessNameLine1Txt>CENTER FOR NATURE BASED LEARNING</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>D</TransactionTypeTxt>
        <MethodOfAmountDeterminationTxt>COST</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>CENTER FOR NATURE BASED LEARNING</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
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      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>CENTER FOR NATURE BASED LEARNING</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>N</TransactionTypeTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>CENTER FOR NATURE BASED LEARNING</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>R</TransactionTypeTxt>
        <InvolvedAmt>4703153</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>COST</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>