Readers ask about Cuvier’s beaked whales, microbes in the atmosphere and more

cover of the November 7, 2020 issue

Waiting to exhale Cuvier’s beaked whales may rely on large stores of oxygen, a slow metabolism and the ability to tolerate lactic acid to dive for hours without surfacing for air, Erin Garcia de Jesus reported in “A beaked whale’s nearly four-hour-long dive sets a new record” (SN: 11/7/20, p. 5). “Your report on Cuvier’s […]