Guyana exhibits two of the World Wildlife Fund 's Global 200  eco-regions most crucial to the conservation of global biodiversity, 
GuiananKaynak: GuyanaThe 
Guianan Gnatcatcher (Polioptila guianensis) is a species of bird  in the Polioptilidae  family.  It is found in the canopy  in the
Kaynak: Guianan GnatcatcherThe 
Guianan Toucanet, or Guyana Toucanet (Selenidera piperivora) is a species of bird  in the Ramphastidae  family.  Pacheco & Whitney
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Guianan Streaked Antwren (Myrmotherula surinamensis) is a species of bird  in the Thamnophilidae  family. It is found in Bolivia ,
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Guianan Red Cotinga (Phoenicircus carnifex) is a species of bird  in the Cotingidae  family, the cotinga s.  It is one of two species
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Guianan Puffbird (Notharchus macrorhynchos) is a species of puffbird  in the Bucconidae  family.  It is found in forest and woodland in
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Guianan Warbling Antbird (Hypocnemis cantator) is a species of bird  in the Thamnophilidae  family.  Until recently, it included the
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Guianan Tyrannulet (Zimmerius acer) is a species of bird  in the Tyrannidae  family, the tyrant flycatcher s.  It is found in forests
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Guianan Bonneted Bat (Eumops maurus) is a species of bat  in the family Molossidae .  It is found in Guyana  and Suriname ; a
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Guianan spear-nosed bat (Phyllostomus latifolius) is a bat  species  from South America .  It is found in Brazil , Colombia , Guyana ,
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Guianan White-eared Opossum, Didelphis imperfecta, is an opossum  species  from South America .  It is found in Brazil , Suriname ,
Kaynak: Guianan white-eared opossumThe Violaceous Trogon (Trogon violaceus), also known as the 
Guianan Trogon, is a near passerine  bird  in the trogon  family, Trogonidae.
Kaynak: Violaceous TrogonNeacomys guianae, also known as the 
Guianan Neacomys or Guiana Bristly Mouse, is a nocturnal  rodent  species  from South America .
Kaynak: Neacomys guianaeOecomys auyantepui, also known as the 
Guianan Oecomys and north Amazonian arboreal rice rat is a species  of rodent  in the genus Oecomys
Kaynak: Oecomys auyantepui