Summer is anniversary time for many shark attack survivors, including Discovery News guest commentator Debbie Salamone.
Underwater photographer Francis Perez captured detailed images of the rarely seen enigmatic smalltooth sandtiger shark.
The muscles involved in chewing have undergone an alteration as animals transitioned from water to land.
Pork, farm-raised salmon, chicken and turkey are all on a par when it comes to greenhouse gas emissions, but pigs are in a category of their own when it comes to environmental impact.
The fish swims along the surface using one set of eyes, each with two sections.
Seabirds can smell out good partners and choose to mate with genetically dissimilar partners.
The dwindling of the world's lions, wolves, sharks and other large animals isn't just sad, it's having far-reaching effects on ecosystems.
In a unanimous vote, the Chilean National Congress has banned shark finning from its waters.
The first documented cookiecutter shark attack on a live human resulted in crater-like wounds.
"Einstein," an adult bald eagle, is now soaring over America after his release July 4th from the University of Missouri's Raptor Rehabilitation Project, where the once-ailing bird underwent treatment.