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        <ProgramServicesAmt>5475</ProgramServicesAmt>
        <ManagementAndGeneralAmt>716</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>3444</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>1112</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>6953</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>997877</ProgramServicesAmt>
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        <FundraisingAmt>92405</FundraisingAmt>
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      <LandBldgEquipAccumDeprecAmt>1112</LandBldgEquipAccumDeprecAmt>
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        <EOYAmt>25117</EOYAmt>
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        <EOYAmt>4327787</EOYAmt>
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        <EOYAmt>160517</EOYAmt>
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      <TotalLiabilitiesGrp>
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        <EOYAmt>160517</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>3291072</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>876198</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>4167270</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
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        <EOYAmt>4327787</EOYAmt>
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      <ReconcilationRevenueExpnssAmt>4167270</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearAmt>4987614</CurrentTaxYearAmt>
        <TotalAmt>4987614</TotalAmt>
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      <TotalCalendarYear170Grp>
        <CurrentTaxYearAmt>4987614</CurrentTaxYearAmt>
        <TotalAmt>4987614</TotalAmt>
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      <SubstantialContributorsTotAmt>4099079</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>888535</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearAmt>58433</CurrentTaxYearAmt>
        <TotalAmt>58433</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>5046047</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>507812</GrossReceiptsRltdActivitiesAmt>
      <First5Years170Ind>X</First5Years170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
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        <OtherCostOrOtherBasisAmt>26229</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1112</DepreciationAmt>
        <BookValueAmt>25117</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>25117</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>6833038</TotalRevEtcAuditedFinclStmtAmt>
      <DonatedServicesAndUseFcltsAmt>1281990</DonatedServicesAndUseFcltsAmt>
      <RevenueNotReportedAmt>1281990</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>5551048</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>5551048</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>2665768</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>1281990</DonatedServicesUseFcltsAmt>
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      <ExpensesSubtotalAmt>1383778</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>1383778</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE IS NO PROVISION FOR FEDERAL OR STATE TAXES ON INCOME AS INATURALIST IS A TAX-EXEMPT ENTITY UNDER INTERNAL REVENUE CODE SECTION 501(C)(3) AND CALIFORNIA REVENUE AND TAXATION CODE 23701D. INATURALIST HAS EVALUATED ITS CURRENT TAX POSITIONS AND HAS CONCLUDED THAT AS OF DECEMBER 31, 2023, IT DOES NOT HAVE ANY SIGNIFICANT UNCERTAIN TAX POSITIONS FOR WHICH A RESERVE WOULD BE NECESSARY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION AMENDED ITS ARTICLES OF INCORPORATION TO CHANGE ITS NAME TO INATURALIST AND UPDATE ITS DISSOLUTION CLAUSE PER ITS SEPARATION AGREEMENT WITH THE CALIFORNIA ACADEMY OF SCIENCE, A 501(C)(3) ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 BY AN OUTSIDE ACCOUNTING FIRM WITH DATA PROVIDED BY MANAGEMENT. THE RETRUN IS REVIEWED BY THE CFO AND THEN BY THE EXECUTIVE DIRECTOR. PRIOR TO FILING, THE DRAFT RETURN IS SENT TO THE BOARD OF DIRECTORS FOR FINAL REVIEW AND APPROVAL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS REVIEWS AND DETERMINES WHETHER ANY TRANSACTION IS A CONFLICT OF INTEREST. ANY PERSON WITH A CONFLICT OF INTEREST IN A TRANSACTION MUST RECUSE THEMSELVES FROM ANY VOTES OR DECISIONS CONCERNING THE TRANSACTION. THE ORGANIZATION WILL ENTER INTO THE TRANSACTION ONLY IF THE BOARD DETERMINES, BY A MAJORITY VOTE OF THE NON-INTERESTED DIRECTORS THEN IN OFFICE, THAT THE TRANSACTION OR ARRANGEMENT IS IN THE COMPANY'S BEST INTERESTS AND FOR ITS OWN BENEFIT; IS FAIR AND REASONABLE TO THE COMPANY AND, AFTER EXERCISING DUE DILIGENCE, DETERMINES THAT THE COMPANY CANNOT OBTAIN A MORE ADVANTAGEOUS TRANSACTION OR ARRANGEMENT WITH REASONABLE EFFORTS UNDER THE CIRCUMSTANCES. THE FOLLOWING ARE THE INDIVIDUALS COVERED WITH THIS POLICY: (I) A DIRECTOR OR OFFICER OF THE COMPANY, OR ANY MEMBER OF A COMMITTEE OF THE COMPANY WITH BOARD-DELEGATED POWERS, (II) AN EMPLOYEE OF THE COMPANY EARNING $50,000 OR MORE ANNUALLY, (III) ANY OTHER PERSON IN A POSITION TO EXERCISE SUBSTANTIAL INFLUENCE OVER THE COMPANY'S AFFAIRS, OR (IV) A FAMILY MEMBER OF AN INDIVIDUAL DESCRIBED IN (I), (II) OR (III).</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>IN 2023, THE ORGANIZATION HIRED AN OUTSIDE CONSULTING FIRM TO BENCHMARK ALL TOP MANAGEMENT POSITIONS BASED ON MARKET DATA. THE COMPENSATION STRUCTURE OF TOP MANAGEMENT IS BASED ON THE DATA AND FINDINGS. THE BOARD REVIEWS AND APPROVES THE COMPENSATION STRUCTURE OF TOP MANAGEMENT BASED ON THE DATA AND FINDINGS FROM THIS REPORT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>PAYROLL FEES: PROGRAM SERVICE EXPENSES 0. MANAGEMENT AND GENERAL EXPENSES 1,170. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 1,170. HR CONTRACTORS: PROGRAM SERVICE EXPENSES 0. MANAGEMENT AND GENERAL EXPENSES 22,500. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 22,500. TECHNICAL CONTRACTORS: PROGRAM SERVICE EXPENSES 191,342. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 191,342. COMMUNICATIONS CONSULTANTS: PROGRAM SERVICE EXPENSES 13,195. MANAGEMENT AND GENERAL EXPENSES 21,248. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 34,443.</ExplanationTxt>
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    </IRS990ScheduleO>
  </ReturnData>
</Return>