Chinstrap Penguin

The Chinstrap Penguin is easily identifiable by its distinctive black band extending from ear to ear under its chin, resembling a helmet strap. Its back and flippers are black, contrasting sharply with its white underparts and face. The penguin has a black bill and pink feet.

Adults typically measure 68-76 cm in length. There is little difference between males and females in appearance, though males are slightly larger. Juveniles have a similar colouration but may have a less defined chinstrap marking.

Chinstrap Penguins are known for their loud, harsh calls. During the breeding season, they produce a variety of vocalisations, including a high-pitched, repetitive screech often described as an 'ecstatic display call'. This call, which sounds like 'keee-keee-keee', is used for mate recognition and territorial defence in crowded colonies.

• Look for large colonies on rocky, ice-free areas of Antarctica and nearby islands
• Observe their distinctive black 'chinstrap' marking for easy identification
• Watch for their energetic swimming and diving behaviours near shorelines
• Visit during the austral summer (November to March) for the best viewing opportunities

Chinstrap Penguins primarily feed on krill, which accounts for about 95% of their diet. They also consume small fish and squid.

These penguins are skilled divers, capable of reaching depths of 70 meters to forage for food. They typically hunt in groups, which can help them more effectively corral schools of krill.

Chinstrap Penguins breed during the austral summer, typically from November to March. They form monogamous pairs and often return to the same nesting sites year after year.

Nests are simple circular structures made of stones placed on bare rock. Females usually lay two eggs, which are pale blue-green in colour. Both parents take turns incubating the eggs for about 37 days.

After hatching, chicks are guarded for about 20-30 days before joining a crèche with other chicks. They fledge at around 50-60 days old, becoming independent and ready to enter the water.

Chinstrap Penguins are highly social, often forming large colonies during breeding season. They are agile swimmers, using their flippers to 'fly' underwater at speeds up to 30 km/h (8.3 mph).

On land, they waddle upright or toboggan on their bellies across ice and snow, using their flippers and feet for propulsion.

While currently listed as Least Concern, Chinstrap Penguins face threats from climate change, which affects their food supply and breeding habitats.

Krill fishing in the Southern Ocean also poses a potential risk to their primary food source. Ongoing monitoring and conservation efforts are crucial to protect their populations.