The young mako shark traveled more than 750 miles in 54 days, even though it was likely only 1 or 2 years old. This means that protecting nursery areas might not be enough because these young ...

Tanaka et al. found that the hunting and migrating speeds of the mako shark were about 10.5 m/s and 4.9 m/s, respectively, while those for the megalodon were about 5.9 m/s and 2.7 m/s, respectively.