WASHINGTON (Reuters) - The most primitive bat ever found fluttered around about 52 million years ago, but lacked a key feature seen in most bats -- the ability to echolocate, hunting and navigating ...

The most primitive bat ever found fluttered around about 52 million years ago, but lacked a key feature seen in most bats — the ability to echolocate, hunting and navigating using a kind of sonar. A ...

Scientists have found another piece in the puzzle of how echolocation evolved in bats, moving closer to solving a decades-long evolutionary mystery. All bats — apart from the fruit bats of the family ...