NASA Astronauts Finally Return, Seals Hold Their Breath, and Penguin Poop Stresses Out Krill
Science Quickly
The Science Behind Seals and the Impact of Penguin Waste on Krill
This chapter explores the unique adaptations of gray seals, which can accurately sense oxygen levels to hold their breath for long durations. Additionally, it examines how penguin waste affects the behavior of Antarctic krill, an essential component of the oceanic food chain, while humorously addressing the difficulties of studying animal waste.
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