Animals You Can Literally See Through

Cyanogaster noctivaga

This Amazonian fish is almost completely invisible except for a glowing blue belly. Found only at night, it was discovered as recently as 2013.

Indian Glassy Fish

This freshwater fish’s transparent body lets you see its skeleton and organs. It`s even popular in aquariums for its ghostly appearance.

Glass Octopus

A deep-sea marvel with a transparent body that shows its eyes and organs, it’s one of the ocean’s most elusive and ghost-like creatures.

Speleonectes atlantida

An eyeless, venomous crustacean found in underwater lava tubes, it has a see-through body with visible segmented organs.

Sea Salp

This barrel-shaped animal floats in long chains and filters plankton. Its gelatinous, transparent body makes it nearly disappear in the ocean.

Immortal Jellyfish

Nearly invisible, this jellyfish can revert to its juvenile stage, making it biologically immortal with a crystal-clear body.

Lesser Banana Frog

A tiny African frog with translucent skin that reveals its bones and organs—like nature’s own anatomical model.