Amphibians use scream inaudible to humans for self-defense against predators, new study suggests

Researchers in South America have recorded the use of ultrasound by a frog for defense against predators, a first in the region, shedding light on amphibian behavior.

The leaf litter frog (Haddadus binotatus) emits a distress call at frequencies that humans cannot hear but predators can.

The leaf litter frog (Haddadus binotatus) emits a distress call at frequencies that humans cannot hear but predators can.

(photo credit: HENRIQUE NOGUEIRA)

ByJUDY SIEGEL-ITZKOVICH

APRIL 9, 2024 06:29

Updated: APRIL 9, 2024 06:30