Despiteneeding18-21hoursofsleepaday,koalasarestillcapableofstartlingdisplaysofenergy,agilityandaggression--especiallyaroundmatingseason.GetacloserlookatthesurprisinglyrichandunexpectedhiddenlivesoftheseiconicAustralianmarsupialsintheirnaturalhabitat.
