These Small, Stealthy Bats Use High-Frequency Vocalizations to Keep Their Chatter Out of the Range of Predators and Prey
New research shows that proboscis bats communicate with each other and echolocate at higher frequencies than scientists expected. This could help the animals sneak up to their targets and evade creatures that want to eat them
We haven't written up this one. Smithsonian has the full story — the link below goes straight to it.