P. kuhlii above a spectrogram of its echolocation sequence. Source: Eran Amichai, used with permission. Many bats navigate using echolocation—emitting high-frequency sound pulses and analyzing the ...

Some flowers may have evolved long stems to make it easier for echolocating bats to find them. Like insects and hummingbirds, bats that feed on nectar are important pollinators for hundreds of species ...