This one I've titled "Hungry Hungry Hippos". We were on a Chobe River Sunset Cruise at the time. No sound for the hippos--we usually provide our own soundtrack when we watch the video. I did pick up a lot of (sometimes amusing) background conversations from the boat:
This one is elephants swimming, which is amazing to watch. The background conversation on this one is actually hysterical. I have been watching it over and over.