ocean

Meet The Narwhal, The ‘Unicorn Of The Sea’

Meet The Narwhal, The ‘Unicorn Of The Sea’

Narwhals are often called the unicorns of the sea. The long tusk of the male narwhal sets these whales apart, but it’s not the only thing that makes Monodon monoceros among the most intriguing and mysterious marine mammals.

Acidic Oceans Are Corroding The Tooth-Like Scales Of Shark Skin

Acidic Oceans Are Corroding The Tooth-Like Scales Of Shark Skin

Shark skin might look perfectly smooth, but inspect it under a microscope and you’ll notice something strange. The entire outer surface of a shark’s body is actually covered in sharp, little scales known as denticles. More remarkable still, these denticles are incredibly similar to human teeth, as they’re also comprised…