Splash Inspection. Adelie penguins, not sure whether or not to jump in the water or not look closely after another has just jumped in, trying to decide if it is safe to follow.
Self-laying track vehicle. 6 hours drive away from McMurdo, 40 below, a storm headed our way in a few hours, and one of the tracks on the vehicle breaks. Events like this are why we always have lots of back-up options available when we travel deep field.
Group of adelie penguins begin to dive into the sea together to go fishing. They typically gather in large groups on the shore, then all jump in at the same time to reduce their chances of being eaten by an ocean predator.
Adelie penguin and newborn chicks. There are actually two of them there, the one on the right has its head tucked in, the one on the left has its body tucked in. These chicks are only a day or so old.