Shark Discovery: 5 Wacky Sharks

Also known as the “walking shark,” this small Australasian shark gets around by using its front fins, much like feet, to push off the seafloor.

Brandon Cole Marine Photography/Alamy

Saw sharks use their nasal barbels to sense prey buried in the sand. Once located, they use their formidable saws to slash their dinner before eating.

Marty Snyderman/Seapics.com

This small shark usually sneaks up on its much-larger prey and delivers a small, biscuit-round bite — hence the name “cookiecutter.” Pictured here is another fish showing the markings of a "cookiecutter" bite.

_Photo Credits:
_"Isistius brasiliensis" by NOAA Observer Project, Wikimedia;
"Cookiecutter damage" by PIRO-NOAA Observer Program, Wikimedia.

From Wikipedia, the free encyclopedia

This eellike shark is a denizen of the deep, living at depths up to 660 feet. It’s named for the ruffled appearance of its gills.

_Photo Credit: _"Chlamydoselachus anguineus2" by Citron

From Wikipedia, the free encyclopedia

This rarely seen, but aptly named, deep-sea shark uses its prominent proboscis to detect its prey’s electrical signals.

David Shen/Seapics.com