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The comb jelly, aka comb jellyfish, is the largest species of jellyfish-like creatures that utilizes cilia to swim. These cilia are typically referred to as combs. While they possess the name jelly, they aren’t true jellyfish. There are 208 known species of Comb Jellies, in 66 genera, and 31 families. […]

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This article was originally published on Critter Science.

The sea pen, aka sea pansies, are a cosmopolitan species that can be found in oceans all over the world. These peculiar creatures spend their lives partially dug into the substrate with their feather-like proboscis sticking out and gathering food. These creatures are mostly undocumented with the IUCN. However, the […]

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This article was originally published on Critter Science.

Marine hatchetfish are found in tropical, subtropical, and temperate waters of the Atlantic, Indian, and Pacific Oceans. The largest density of these odd fish reside in the waters off of Central and South America. Marine hatchets are all listed as either Least Concern or Data Deficient by the IUCN. Their […]

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This article was originally published on Critter Science.

The lanternfish gets its name from their ability to produce bioluminescent light from special cells called photophores, located in their head, belly, and tail. There are around 240 known species of lanternfish in the world’s oceans. They prefer to inhabit depths of up to 4,500 feet, where light is a […]

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This article was originally published on Critter Science.

Sierra luminous millipedes reside in live oak and giant sequoia forests, and also in meadows. They can be found in Santa Monica, Tehachapi, and southern Sierra Nevada Mountains. As the title presents, these millipedes use bioluminescence. Perhaps as a possible defense/warning mechanism. It is not yet known how they get […]

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