Very little is known about the gigantism of certain shark species such as the Megalodon. A recent study suggests that the embryo cannibalism of certain warm-blooded sharks contribute to their enormous size.
As vaccines candidates are being developed to cure coronavirus, some developers use squalene - an ingredient found in shark liver oil. Wildlife experts fear that millions of sharks may be killed if vaccine developers don't look for alternative sources.
Helen, a great white shark, was caught attacking an enormous humpback whale nearly twice its size. A marine biologist describes the attack which led to the whale's death by drowning.
In 2019, these shark bytes were interesting and revealed what sharks are up to. Nothing makes the news than a big shark, it shows the fascination for these alpha predators.
Reports indicate that shark sighting is a common trend during the springtime. Closure of Florida beaches during the months of February and March are quite common every year. People are now wondering why sharks are a common sight during this season.
Thresher sharks are among the open ocean's most interesting predators, using their elongated tails to herd and stun schools of fish. And now, for the first time, a mother pelagic thresher shark was caught on camera giving birth off the Philippine coast.