The anuran vocal sac: a tool for multimodal signalling - ScienceDirect
Frog and Toad Behavior and Life History - Sounds
Australian Red-eyed tree frog (Litoria chloris), also known as Orange-eyed Tree frog, inflating throat sac while calling, NSW, A Stock Photo - Alamy
Take time to smell the frogs: vocal sac glands of reed frogs (Anura: Hyperoliidae) contain species‐specific chemical cocktails - Starnberger - 2013 - Biological Journal of the Linnean Society - Wiley Online Library
Frog Throat Sac Defibrillator | Mezcla de Refresco | fiffdimension
Frog inflating vocal sac hi-res stock photography and images - Alamy
Did my frog pop his neck sack? : r/frogs
Amorous tree frog in southwestern China blows mating bubbles - CGTN
All About Frogs | Burke Museum
Stock photo of Golden poison dart frog (Phyllobates terribilis) with throat pouch / vocal.... Available for sale on www.naturepl.com
Male Spring Peeper Calling For A Mate Stock Photo - Download Image Now - Spring Peeper Frog, Frog, Animal Call - iStock
A Frog in My Throat | Roads End Naturalist
Vocal sac - Wikipedia
Tree frog (Rhacophorus arvalis), inflated vocal sac, courtship, endangered species, Taiwan, Asia - SuperStock
A Frog in My Throat | Roads End Naturalist
Hear Me Croak! Life Science Article for Students | Scholastic SuperScience Magazine
Frog princes woo with a song and a sac | New Scientist
Australian Green Tree Frog calling showing inflated vocal sac Stock Photo - Alamy
Project Noah - Check out that vocal sac! This Jayaram's Bush Frog (Raorchestes jayarami) is our Spotting of the Day! The vocal sac is used by male frogs to amplify their mating
Seneca Park Zoo - The bulging, bubble-like bump on a... | Facebook
Zootles Frogs - NWF | Ranger Rick
Frog Vocal Sacs | Naturally Curious with Mary Holland
Vocal sac - Wikipedia
Frog Vocal Sac Stock Photos - 432 Images | Shutterstock
Vocal sac | Sound Production, Acoustic Signals & Vocalization | Britannica
A Frog in My Throat | Roads End Naturalist
A tree frog showing ist throat sac - Suede Chen — Google Arts & Culture
