ARTICLES

People can listen to the sound that the cicada makes by finding cicadas in the wild or by listening to audio samples of cicada sounds through Cornell University's Macaulay Library. The Macaulay Library hosts 35 cicada au...

www.reference.com/article/can-hear-sound-cicada-edd9f482fd7c2c30

Gorillas communicate by making a soft purring sound that's been labeled the belch vocalization. This sound is often heard when gorillas are comfortable, such as after a meal or during a period of rest.

www.reference.com/article/sound-gorilla-make-848037b2ce258f94

According to a Chicago Tribune article by the Mayo Clinic, the crunching sound from a knee is called crepitus. Crepitus is caused by the rubbing of cartilage on the surface of the joint or soft tissue around the knee. If...

www.reference.com/science/knees-make-crunching-sounds-6a03a5f8de621b09

SIMILAR ARTICLES

The lifespan of a cicada can be as long as 17 years, but only two to four weeks of a cicada's life is spent above ground. Some cicada species appear every summer, and others, known as periodical cicadas, remain in a larv...

www.reference.com/article/long-cicadas-live-9e7e68d883a67bff

A cicada has a total of five eyes, which include two large protruding eyes on both sides of the head and three smaller eyes called ocelli. The ocelli form a triangular shape between the two larger eyes, and their functio...

www.reference.com/article/cicadas-eyes-537faeee045d5dcc

Cicadas feed exclusively upon tree sap. Most of their feeding behavior occurs during their extended larval stage, during which they live underground and suck sap from the roots of trees. It is common folklore that adult ...

www.reference.com/article/cicadas-eat-54b373ecfdbd0cef

A cicada shell is the exoskeleton from which a winged, adult cicada emerges. Once the exoskeleton is shed, it is left behind, attached to a bush or a tree branch.

www.reference.com/pets-animals/cicada-shell-3b1b4ff358fa1e3f