MIMIKRIYa (az yun. mimikos — taqlid), mimeziya, hamrangshavii (monandshavii) hayvonot va rastani bo muhiti zindagi. Dar natijai intikhobi tabii ba vujud omadaast. Yak nav tarzi himoya ast, ki hayvonho ba kor mebarand. Chunonchi, hayvonho taqlidan ba predmethoi muhit, rastaniho, inchunin bo hayvonhoe, ki darrandaho onhoro namekhurand (mimetizm) tagyir meyoband, mas., rangu shakli tukhmi loykhurak va baze parrandahoi digar ba rangu shakli sangi mayda, rangi baze gambuskhoi nuldaroz boshad, ba rangi sargini parrandaho monand meshavand. Dar rafti Mimikriya dar hayvonho tagyiroti az in ham jidditar ba amal omada metavonand. Mas., hayvonhoi bezahr ba hayvonhoi zahrnok, baze pashshaho boshand, ba zanbur monand meshavand. Takomuli Mimikriya inchunin bo raftori hayvonho aloqamand ast. Mimikriya dar rastaniho baroi jalb kardani hayvonhoi foidanok va gurezonidani hayvonhoi zararnok khizmat mekunad. Baraksi hayvonho Mimikriya na dar tamomi organizm, balki dar uzvhoi alohida mushohida meshavad. Mas., gulhoi be nektar ba gulhoi shirador monand shuda, hasharotro jalb menamoyand va hasharot dar justujui shira in gulhoro gardolud mekunad. Apparati dorandai rastanihoi hasharotkhur aksar vaqt guli kushodrangi zeboi digar rastanihoro ba khotir meorad.