Mammals, from the mighty blue whale to the tiny shrew, inhabit nearly every corner of our planet. Their remarkable ...

The loudest human yell was 129 decibels. The loudest dog bark was 113 decibels. At 70 decibels, ... A blue whale's call is 20 Hz and a sperm whale’s click is about 10,000 Hz.

MIRISSA, Sri Lanka — Sri Lankan waters are considered a haven for the largest creatures ever to have lived, the blue whale, a rare place for a resident, year-round population to thrive. In 2021 ...

The human heart, in comparison, is sluggish, beating only 60 to 100 times a minute. ... The EKG data shows that a single beat of the blue whale’s heart takes about 1.8 seconds, ...

Containing 16 different whale species, the biggest of the baleen whales — the blue whale — measures in at a staggering 31 meters (102 feet) and 190 tons (210 short tons).

King of the Blue Ocean–or KOBO–is one of the museum’s signature attractions. The blue whale was accidentally struck by a vessel in 1998 and brought to the museum two years later.

By comparison, a humpback whale might consume up to 200,000 microplastic pieces per day — 50 times less than blue whales did — during its peak feeding time, the researchers estimated.

Scientists may finally have an explanation for the longstanding mystery of why blue whale calves are rarely sighted, an advance that could help better conserve the critically endangered species ...