All Stories by Mariah Quintanilla
- Animals
Escaping narwhals can freeze and flee at the same time
Narwhals’ heart rates plummet while diving quickly to get away from people. The combination may stress the whales as human activity increases in the Arctic.
- Animals
Surprise! Some jellyfish appear to need their zzz’s
Some upside-down jellyfish are the first known creatures lacking a brain to enter a sleeplike state.
