A river monster that can reach 120lbs and eat anything nearby is tightening its chokehold on America's waterways and has now crossed the Canadian border. Flathead catfish have gained thousands of ...

The flathead catfish can grow to 120lbs and is now in Canada after going north Scientists blame climate change for its spread and fear it is devastating rivers A river monster that can reach ...

A long, thin snout lined with razor-sharp teeth slowly emerges from an elongated box on the banks of the Ganga River. It is release day for this juvenile gharial. The basin of India’s storied river is ...

An invasive river monster has become a big problem for native wildlife in parts of the US and Canda. The flathead catfish is set to become an apex predator as it eats its way through America ...

Fearsome and fast, sharks occupy the top spot in the food chain, but are also the most vulnerable to ecosystem changes. Public attitudes to these apex predators is changing, and scientists are ...

Choose from Apex Predators stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection Essentials ...

The orca, or killer whale (Orcinus orca), is a curious combination of fearsome predator and charismatic marine mammal. These large, black-and-white members of the dolphin family live in all the ...

Brinke Stevens (Dr. Charlene Brinkman)Vida Ghaffari (Dr. Elaine Ripley)Dawna Lee Heising (Pamela)Maria Olsen (Momma Maria)Mel Novak (Robert Clouse Williamson)Thom Michael Mulligan (Dr. Juke ...