Bats are incredible predators, able to catch insects in mid-air with impressive accuracy. But how do they do it? A new study using tiny computers has shed light on the bats' hunting secrets.

The study, published in the journal Nature, attached tiny computers to the backs of wild bats. These computers recorded the bats' movements and wingbeats as they hunted. The researchers then used this data to create a 3D model of the bats' flight paths.

The model revealed that bats use a combination of echolocation and vision to hunt. They first use echolocation to find their prey, and then they use vision to home in on the insect. This combination of senses allows bats to hunt with great accuracy, even in complete darkness.

The researchers also found that bats use their wings to create a vortex of air that helps them to catch their prey. This vortex of air is created by the bat's wingtips flapping up and down. The vortex of air creates a low-pressure area that sucks the insect towards the bat's mouth.

This study provides new insights into how bats hunt. This information could be used to develop new technologies that mimic the bats' hunting abilities. For example, the researchers believe that the bats' vortex of air could be used to design new drones that can catch insects.

The study also highlights the importance of bats to our ecosystem. Bats play a vital role in controlling insect populations, and they are also a source of food for other animals. By understanding how bats hunt, we can better protect these important creatures.