Watch: Mysterious shark pup hatches in aquarium tank with no males
Officials at a Louisiana aquarium are investigating the mystery of a swell shark baby that hatched despite its mother having ...
Baby shark mysteriously born in aquarium tank housing only females
The arrival of a baby swell shark at an aquarium in Louisiana has caused a wave of excitement, after the egg hatched despite ...
Fossil shark teeth are abundant and can date the past in a unique way
Remarkably, fossil shark teeth are also incredibly abundant. Sharks ruled the earth’s oceans for 400 million years, and every individual grows and sheds thousands of teeth in their lifetime.