A recent study revealed serious abnormalities in the reproductive systems of sharks, and they were caused by microplastics. The discovery points to a big pollution problem that could impact human ...

Sharks, skates and rays adapt their growth and reproduction to changing food availability, a new study reveals. Led by Newcastle University, the study analyzed how many young and how quickly a ...

SAN DIEGO — For the first time ever, researchers have captured video of three endangered zebra sharks mating in the wild in the South Pacific, providing scientists worldwide with unprecedented ...

Sharks have been around longer than trees (that’s a fact you’re just going to have to accept, because things get much stranger from here). Alongside other cartilaginous fishes like rays and chimaera, ...

Named for the distinctive gray stripes on the sides of their bodies, tiger sharks are one of the 50-60 requiem shark species within the order Carcharhinidae. Tiger sharks typically average 10-14 feet ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Being pregnant and giving birth is hard work for any species—but ...