We gotta get down." (lions growling) (birds chirping) (lion roars) (sirens wailing) - [Narrator] It's not uncommon for your neighborhood cats to climb trees. Big shout out to all the firefighters ...

and – despite being the most geographically widespread of the big cats – the hardest to find and film. The leopards of the Mara spend most of the day hidden in trees or caves. Like the lions ...