Why the St Kilda breakwater gets so noisy after dark
St Kilda penguin calls peak at dusk as pairs reunite and rivals defend burrows. Here’s what each sound actually means, decoded for visitors.
Why some St Kilda penguins sit out a breeding season
Not every little penguin on the St Kilda breakwater breeds each year. Here’s what volunteers know about penguins skipping a breeding season, and why.
