If you've walked through a warm, humid forest in Puerto Rico or parts of Hawaii at dusk, you've likely heard the high-pitched "ko-kee" call of the coqui frog .

Named for this distinctive sound, the coqui is a small amphibian with a big ecological footprint—and we don't necessarily mean that in a good way.

What Is a Coqui Frog?

The Puerto Rican coqui, or Eleutherodactylus coqui , is a tiny tree frog native to Puerto Rico.

Unlike most frogs, it doesn’t have a tadpole stage. Instead, it hatches as a fully formed miniature frog, skipping the aquatic larval stage entirely.

Adults are usually 1 to 2 in (3 to 5 cm) long, with toe pads and free toes that help them climb vegetation and trees.

They are nocturnal, and males are known for their loud calls at night to attract females and warn

See Full Page