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Diagram of narwhal anatomy and tusk function
Photo

Narwhal Anatomy

Arctic Tern on the Inner Farne Island.
Photo

Arctic Tern

The Arctic Tern could really be called the Arctic-Antarctic Tern. It has the...
Squalicorax shark fossil from the Smithsonian
Photo

Squalicorax Shark Fossil

During the late Cretaceous period, Kansas was covered by a vast sea. There,...
Bright colors seem to jump off of this comb jelly, or ctenophore.
Photo

Floating Antarctic Comb Jelly

Bright colors seem to jump off of this comb jelly, or ctenophore. The rainbow...
This jellyfish fossil is from the Cambrian period, more than 500 million years ago.
Photo

Fossil Jellyfish

How long have jellyfish lived in the ocean? This jellyfish fossil is from the...
An amphipod within Arctic sea ice.
Photo

Amphipod Under Arctic Sea Ice

Several species of amphipod like this one, Gammarus wilkitzkii, live permanently...
The bowhead whale has a massive, bow-shaped skull.
Photo

Bowhead Whales

The bowhead whale has a massive, bow-shaped skull to break through thick Arctic...
Oikopleura gorskyi is a rare deep-water species of larvacean
Photo

Deep-Water Larvacean

Found in Arctic waters, this rare deep-water species of larvacean, Oikopleura...
Calanus hyperboerus is the preferred food for Bowhead whales.
Photo

Arctic Copepod

This copepod Calanus hyperboreus (up to 7mm in length) lives...
The amphipod Eusirus holmii inhabits sea ice, the water column and the sea floor
Photo

Arctic Amphipod

This species of amphipod, Eusirus holmii, was found both at the surface of Arctic...
Jellies in the Class Hydrozoa are transparent and easily overlooked.
Photo

Transparent sea jelly

Many jellyfish in the class Hydrozoa, such as this hydromedusa Aglantha digitale,...
Scientist Kevin Raskoff documents organisms by building an aquarium.
Photo

Photographing Captured Animals

To document fragile organisms found in the Arctic, scientist Kevin Raskoff builds...

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