Watch the clip below of one Adelie penguin’s method for building his nest.

(From BBC’s Frozen Planet)

A 2.5-week-old hippo calf recently made its first public appearance at the Berlin Zoo – the first hippo born at the zoo in 3 years.

For more information, see the Telegraph’s “Baby hippo makes first appearance at Berlin Zoo”

For more information about hippos, see Animal Fact Guide’s article: Hippopotamus.