Penguins, like all seabirds, are known to be highly vocal on land where they come to breed. They use these vocalisations to help them recognise their mate and kin.
Outside of the breeding season, seabirds spend most of their life at sea and are adapted to the marine environment where they feed. Penguins are very unique among seabirds for their extreme diving abilities. They can perform series of dives to depths of between 20 and 500m (depending on the species) in search of fish, krill, or squid.
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