Question

Why the vocal sacs is found only in the male frog?

Answer 1

hey User !!!

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here's your answer....

Vocal sac is flexible membrane of skin .

When the male frogs call , their throat region usually expends as their vocal sac fills with air amplifying their call . Because of this , when not calling males tend to have obviously thin, baggy skinon their throat.


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hope
this helps you...

Answer 2

Hᴇʟʟᴏ Dᴇᴀʀ !

ᴛʜᴀɴᴋs ᴀ ʟᴏᴛ ғᴏʀ ʏᴏᴜʀ ǫᴜᴇsᴛɪᴏɴ :-)

Male frogs have vocal sacs. When male frogs call, their throat region usually expands as their vocal sac fills with air, amplifying their call. Because of this, when not calling, males tend to have obviously thin, baggy skin on their throat.