What is Bird-voiced tree frog?
{{Speciesbox | image =Hyla avivoca.jpg | status =LC | status_ref =<ref name=Amph /><ref name=IUCN>{{cite IUCN |url=https://www.iucnredlist.org/species/55403/112712113 |publisher=The IUCN Red List of Threatened Species |title= Bird-voiced Treefrog: ''Dryophytes avivocus'' |author1=IUCN SSC Amphibian Specialist Group |year=2017 |accessdate=January 7, 2022 |volume= 2017 |page= e.T55403A112712113 |doi=10.2305/IUCN.UK.2017-1.RLTS.T55403A112712113.en}}</ref> | status_system = IUCN3.1 | taxon = Dryophytes avivoca | authority = (Cope, 1866) | call=Hyla avivoca call.ogg | range_map = |synonyms=*''Hyla avivoca'' (Viosca, 1928) * ''Hyla phaeocrypta ogechiensis'' (Neill, 1948) * ''Hyla avivoca avivoca'' (Smith, 1953) * ''Hyla avivoca ogechiensis'' (Smith, 1953) * ''Hyla (Dryophytes) avivoca'' (Fouquette and Dubois, 2014) * ''Dryophytes avivoca'' (Duellman, Marion, and Hedges, 2016) | synonyms_ref=<ref name=AMNH />}} :''For another species called the whistling treefrog, see [[Litoria verreauxii]]''. The '''bird-voiced tree frog''', '''western bird-voiced tree frog''', '''eastern bird-voiced tree frog''', or '''whistling tree frog''' (''Dryophytes avivocus'') is a [[frog]] that lives in the southestern [[United States]].<ref name=Amph>{{cite web|work=[[Amphibiaweb]] |publisher=[[University of California, Berkeley]] |url=https://amphibiaweb.org/species/728 |title=''Hyla avivoca'': Bird-voiced treefrog: Subgenus: Dryophytes |date=February 2, 2001 |author1= April Robinson |access-date=January 7, 2022}}</ref><ref name=AMNH>{{cite journal|access-date=January 7, 2022|publisher=[[American Museum of Natural History]]|journal=[[Amphibian Species of the World 6.0, an Online Reference]] |title=''Dryophytes avivoca'' (Viosca, 1928) |url=https://amphibiansoftheworld.amnh.org/Amphibia/Anura/Hylidae/Hylinae/Dryophytes/Dryophytes-avivoca}}</ref> The adult male frog can be 3.8&nbsp;cm long from nose to rear end and the adult female frog can be 5.3&nbsp;cm. This frog can be gray, green or almost black in color. It has dark marks on its back, l