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The Mature Humphead
A male humphead wrasse (Cheilinus undulatus) can grow to quite the size. They...
A school of yellowfin surgeonfish, Acanthurus xanthopterus, feed near dusk off...
Found in Arctic waters, this rare deep-water species of larvacean, Oikopleura...
Transparent sea jelly
Many jellyfish in the class Hydrozoa, such as this hydromedusa Aglantha digitale,...