The ritual is most prominent among Adélie penguins (Pygoscelis adeliae), gentoo penguins (Pygoscelis papua), and chinstrap penguins (Pygoscelis antarcticus). These species, which tend to nest in ...

A Gentoo Penguin chick hatched May 29 to first-time parents Bigfoot and Carla. It’s the third generation of this family line to hatch at the aquarium’s Penguins’ Rock exhibit.