: Shows their ability to create air bubbles to "smell" underwater and their expert swimming in tunnels.
The episode highlights the intelligence and survival strategies of several mammals in or near water: [S1E3] Mammals
: Documents high-stakes hunting behavior as a pod targets a young humpback whale. : Shows their ability to create air bubbles
: In Sri Lanka, these monkeys are seen diving into lakes to forage for seed pods. [S1E3] Mammals