Anuran Vocalization Draws air into lungs

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Presentation transcript:

Anuran Vocalization Draws air into lungs Pushes air across vocal cords and larynx into vocal sac. Vocal sac may resonate sound

Plains Spadefoot Toad Spea bombifrons Loud and harsh “Go-away go-away” LINK

Blanchards Cricket Frog Acris blanchardi Two marbles being tapped or rubbed together LINK

Spring Peeper Pseudacris crucifer Peep, peep, peep, peep. A short, repeated, loud, high-pitched note, that rises at the end. Link

Gray Treefrog Hyla chrysoscelis Short high trill LINK

Boreal Chorus Frog Pseudacris maculata Running finger across Teeth of a comb LINK

Finger rubbing balloon Plains Leopard Frog Rana blairi Finger rubbing balloon LINK

Bullfrog Rana catesbiana Drawing bow across upright bass Foghorn LINK

Western Narrowmouth Toad Gastrophryne olivacea Nasally Beeeeeeee LINK

American Toad Bufo americanus Long musical trill 15-30 seconds LINK

Woodhouse’s Toad Anaxyrus woodhousii an explosive and nasal "w-a-a-a-a", lasting from 1 to 4 seconds LINK