Southern Masked Weaver (Ploceus velatus) The acrobatics involved in building the nests are impressive. Here's a few shots of that process.
Checking out the buffet along the Chobe River. They spend most of the day perching on a branch overlooking the river searching for food and resting, but every couple of minutes they will take to the sky and hover in place for a couple of seconds before dive-bombing into the river.