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A pink, white and black colored boxing crab holds two anemones in its claws.
Photo

Boxing Crab

The boxer crab or pom-pom crab gets its name from the two anemones it holds in...
A purple jellyfish
Photo

Stinging Beauty

Don't let this jellyfish's beauty fool you—even glancing one of...
Beating Cilia of Comb Jelly Combs
Photo

Sea Gooseberry Larva

These beautiful wisps are the hair-like cilia of a sea gooseberry larva, a common...
Tiny sponge spicules.
Photo

Sparkling Sponge Spicules

These sparkling sponge spicules are microscopic needle-like structures that many...
A close-up of tiny teeth on the common whelk's radula.
Photo

A Snail's Rainbow Radula

This abstract image is a close-up of the tiny teeth that cover the radula of a...
In the X-ray image of this Viper Moray Eel (Enchelynassa canina), note the second set of jaws in the “throat”; these are the gill arches, which are present in all fish.
Photo

X-Ray Image of a Viper Moray Eel

In the X-ray image of this Viper Moray Eel (Enchelynassa canina), note the second...
The mauve stinger is a glowing jellyfish.
Photo

Glowing Mauve

The mauve stinger’s (Pelagia noctiluca) name in German means “night light,”...
Two of the worlds largest jellyfish, the lions mane jellyfish, float together.
Photo

Extreme Jellyfish

The lion’s mane jellyfish (Cyanea capillata) is the largest among the jelly...
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...
A bloom of moon jellies.
Photo

A Bloom of Moon Jellies

In recent years, blooms of jellyfish, such as these moon jellies (Aurita aurita) in...
A transparent ctenophore with two long tentacles.
Photo

Arctic Ctenophore with Long Tentacles

Dryodora glandiformis is a ctenophore found in Arctic and Northern European waters,...
Throughout their lifecycle, jellyfish take on two different body forms: medusa and polyps. Polyps can reproduce asexually by budding, while medusae spawn eggs and sperm to reproduce sexually.
Photo

Jellyfish Lifecycle and Reproduction

Throughout their lifecycle, jellyfish take on two different body forms: medusa and...

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