The authors discuss the different radiation of bats from their origins . They also provide new hypotheses about the onset of flight and echolocation, two key adaptations that contributed greatly to the success of the group .
Pia kutoa hypotheses mpya kuhusu mwanzo wa ndege na echolocation, mbili muhimu kuhimiza mabadiliko ambayo ilichangia sana kwa mafanikio ya kundi.