The calls are so shrill that they've been mistaken for house alarms. — -- An invasive species of tiny but loud frogs has been keeping residents in Southern California up at night. The coqui frog, ...

CAIMITO, Puerto Rico — The resounding calls of “ko-KEE, ko-KEE” ring out in a cadence that brings music to Puerto Rican nights. The tiny frog that produces the melody is named coqui after its ...

Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. >> Coqui have the well-known, high-pitched, two-note song ...

A coquí frog sits on a tree branch in El Yunque rainforest in Caimito, Puerto Rico. The tiny frog is named coqui after its distinctive two-note call of "ko-KEE, ko-KEE," and has become a symbol for ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. About a dozen scientists and ...