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Science News Roundup: For deep-diving elephant seals, it takes lots of work to stay fat; What is the science behind the new U.S. mask guidance? and more – Devdiscourse
Delaying second Pfizer/BioNTech dose boosts antibodies in elderly Explainer: What is the science behind the new U.S. mask guidance? The U.S. Centers for Disease…

Following is a summary of current science news briefs.
For deep-diving elephant seals, it takes lots of work to stay fat
For elephant seals – one of the most distinctive of the 33 species that comprise the world’s seal family – it is hard work to stay fat. Scientists have conducted the most thorough study to date of the unique feeding behavior of northern elephant seals, focusing on the females of the species during arduous two-month post-breeding migrations in the northeastern Pacific Ocean.
Delayed…
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