Top 10 Transparent Animals In The World

Glasswinged Butterfly

Animals are the most amazing things created by nature and biologically it can be defined as multicellular eukaryotic organisms that form the biological kingdom Animalia. The natural world is full of unique and beautiful creatures, today we will discuss transparent animals in the world. Transparent animals have glassy animals and the body is evolved like that only. There are few examples like glass octopus and the glass frog. Here is the list of transparent animals in the world,

Transparent Animals

1.Glasswinged Butterfly

Glasswinged Butterfly wings are transparent and the tissue between the veins looks like glass. This will make the predatory birds highly difficult to track. They are mostly seen in Mexico, Panama, and Colombia and the butterfly known for migrating great distances and also seen in far places such as Florida. Glasswinged Butterfly loves to feed on plants such as Lantana, a shrub with aromatic flowers and even lay their eggs on these plants. Male species of Glasswinged Butterfly convert the alkaloids into pheromones that are used to attract females.

Glasswinged Butterfly

Image Source: Wikimedia

2.Glass Squid

Currently, we have 60 different Glass Squid species and all of them comes with a unique experience. These species found in the middle of the ocean where sunlight will be combined with the transparency that looks like camouflage. They are known for their swollen body and short arms along with two rows of suckers or hooks. The species belongs to the family Cranchiidae and they are also known as cranch squids. The size of the species is approximately 180 millimetres known for its thickness in its mantle similar to the photo. The female one is a little larger than the males.

Also Read: Top 10 Largest Zoos in the World by Area 2021

Image Source: Wikimedia

3.Sea Salp

Salp is a semi-transparent barrel-shaped marine animal mostly seen in the deep waters. The species mostly prefer equatorial, temperate, and cold seas. Almost all of them are in the Southern Ocean and they are also listed as the second most abundant class of zooplankton. Sea salp has a fast lifecycle where they grow to maturity in 48 hours. It is believed that they are the fastest-growing multicellular animal on Earth that can increase the body length by upto 10% per hour.Sea salp is a food item for many fishes such as Smalley Squaretail, Chinaman Leatherjacket, Ocean Sunfish, and the Blue-ringed Angelfish.

Also Read: 10 Best Animal Patterns In The World

Sea Salp

Image Source: Wikimedia

4.Glass Octopus

Glass octopus is transparent and the only opaque parts of the body are digestive organs and eyes. It is not able to change colour like other octopus species but the transparency provides the same function with camouflaging. It is almost invisible to predators and by this way, it has managed to survive and invade its enemies. It can reach upto 11 cm (4.3 in) in mantle length and 45 cm (18 in) when you include the tentacles. The species mostly prefer tropical and subtropical waters across the world at depths between 165 and 1,690 metres. The male species has an arm modified into a sexual organ known as the hectocotylus.

Also Read: 10 Facts About Hummingbirds In The World

Image Source: Wikimedia

5.Glass Frog

Glass Frog is also known as the “see-through frog” named after its translucent skin. As of now, there are 60 different types of glass frogs mostly seen in southern Mexico, in Central and South America. The size of the species depends on the frog and the smaller one can grow upto 0.78 inches long and the larger one can reach 3 inches in length. Talking about the appearance, the body of the frog is bright green or olive green in colour and it is covered with black, white, blue or green spots. The avarage lifespan of a glass frog is usually between 10 and 14 years in the wild.

Image Source: Wikimedia

6.Sea Walnut

Sea Walnut is scientifically known as Mnemiopsis leidyi which is common throughout the ocean but the population spikes seasonally. The animal species are transparent but they can produce light when agitated and mostly seen flashing brightly in boat wakes at night. It is mostly seen on the east coast of North and South America. It was first discovered in the black sea in the year 1982. Sea Walnut feed on zooplankton that the commercial fish also consume.

Sea Walnut

Image Source: Wikimedia

7.Glass Catfish

Glass Catfish are also known as Ghost Catfish or Phantom Catfish that depends on different species of skeleton catfish. Talking about the appearance, it has transparent skin and both bones and organs are clearly visible. The species is originally from Thailand and prefer moderate moving rivers and streams. Scientifically known as Kryptopterus vitreous, it can grow upto 8 cm (3.1 in) but on an avarage 6.5 cm (2.6 in) in total length. It is transparent because it is scaleless and lacks body pigment. The heart can be seen beating and the organs are located near the head.

Also Read: Top 10 Calmest Animals In The World

Glass Catfish

Image Source: Wikimedia

8.Sea Angel

Sea Angel is free-floating sea slugs that has an appearance like appendages called parapodia and a gelatinous. The body is almost transparent and they are absolutely tiny and can stretch upto 5 cm long. Sea angels have been found all along the north-east coast of Australia and also around Papua New Guinea. Sea angels are protandrous hermaphrodites which means they are born as males but convert into females throughout the course of their lives. When sea angels want to mate, they will draw in close to one another and turn their reproductive organs inside-out.

Sea Angel

Image Source: Wikimedia


Jellyfish is a swimming marine animal that has more than 350 species and seen in all the oceans across the world. There are many species that can be seen in the freshwater too. The smallest jellyfish is Irukandji and the largest one is Lion’s mane which is almost 8 feet wide in diameter. Jellyfish can be transparent or vividly coloured and has a bell or umbrella-shaped body but the tentacles length depend on the species of the body. The lifespan of the species ranges from several hours to several months that is also depends on the species.


Phronima is a transparent genus of small, deep-sea hyperiid amphipods that belongs to the family Phronimidae. It is seen in all oceans across the world except in polar regions. They are mostly seen in the pelagic zone of the deep ocean. It has a semi-transparent body and commonly known as the parasites and are also known as the parasitoids. Talking about the appearance, they are barrel-shaped gelatinous zooplankton that drifts throughout our oceans.


Image Source: Wikimedia

These are transparent animals in the world. Kindly share and do post your comments.

Written by Utsav Srinet

Utsav Singh is a Nature Lover and Blogger. He writes about facts and information related to Nature, Travel and World

Leave a Reply

Your email address will not be published. Required fields are marked *


Top 10 Calmest Animals In The World

devil-eyed frog ( Oreobates zongoensis) was previously known only from a single individual obs

Devil-eyed Frog, and Satyr Butterfly Among 20 New Species Discovered In Andean ‘sky islands’