Birds use their beaks for a diverse range of tactile functions (much as primates use their hands), including building nests, finding food, caring for young and during courtship or social interactions.

these birds also lay a clutch of two eggs and make their nests from stones on the rocky islands of the Antarctic. Chinstrap eggs are more rounded than other penguins’ eggs. They measure 7cm long and 5 ...

Chinstrap penguins get their name for the thin black ... on the Antarctic Peninsula and South Atlantic Ocean islands. When nesting, one parent penguin has to keep watch over the eggs, guarding ...

For the first time, scientists have measured the sleeping behaviour of adult chinstrap penguins in the wild by attaching sensors that measure brain waves. Guarding their chicks from predators and ...

During nesting season, single-parent penguins ... at least under specific circumstances. The discovery of chinstrap penguins' unique sleep patterns underscores the remarkable diversity of the ...