Gibbons and Siamangs in concert

[frickinradical]

@carl22069 trust me when i say this, you cannot even begin to imagine what some are put through, if you knew you would acctualy be physicaly sick...i know i was.

But it really is amazing to hear them in the wild

[PaulStec]

This is where Ian saw them

[towel1304]

sounds like a bike horn

cool!

[JakAndKeiraFan]

Back when I lived in Maryland, I visited this very zoo all the time, and I always made sure we saw the gibbons. I never got tired of watching them swing around in that huge cage.