With over 8.7 million species of animals on the planet, it’s maybe no shock that evolution has produced some notably peculiar-looking ones.
Ugly as a few of them could also be, these so-called bizarre animals usually change into among the most cherished and effectively know (particularly within the age of the web meme – you blobfish!).
There will likely be some on this record that you’ve got in all probability by no means heard of, nevertheless, and you’re certain to be taught some new enjoyable information about your favorite.
23 weirdest animals
So, from the outlandish and superior to the frankly funny-looking, listed below are our prime 21 weirdest animals.
Patagonian mara
The Patagonian mara (Dolichotis patagonum), a big herbivorous rodent that may run as much as 37mph (60kmph).
It’s a rabbit-like rodent, with lengthy ears and clawed ft. They run at nice speeds, however in addition they hop like rabbits – utilizing their entrance limbs for digging burrows and their sturdy, hind legs to run quick. They’re one of many tallest rodents, after the likes of the capybara.
Hopping mouse
Why stroll when you may hop? Australia is legendary for its hopping kangaroos however do you know it had different species that may hop too? There’s kangaroo rat and 6 species of hopping mice. These mice have lengthy, slender sturdy hind legs that enables them to hop shortly away from hazard. In reality they’re much better at hopping than strolling.
Striped pyjama squid
Typically it’s good to spend the day in your pyjamas – however your complete life?
This squat, rotund little cephalopod is a striped pyjama squid, says Stuart Blackman. It grows to solely about 5cm in size, and likewise goes by the title of striped dumpling squid.
Native to shallow coastal waters of the Indo-Pacific, it spends its days in mattress – seagrass beds to be exact – buried in sand with solely its eyes protruding. It emerges solely at evening to hunt small crustaceans and fish.
Pyrenean desman
Webbed ft, a versatile snout and waterproof fur – the curious Pyrenean desman is unquestionably one in every of Europe’s oddest mammals.
Discovered solely within the fast-flowing mountain streams of the Iberian Peninsula and southern France, this small insectivore leads a secretive, nocturnal life. With a versatile trunk-like snout, webbed ft and waterproof fur, it’s completely tailored to life underwater.
Harp sponge
Questioning what on earth that is? Nicely it’s a sponge – and though sponges is probably not probably the most attention-grabbing of animals, the harp sponge Chondrocladia lyra – and positively worthy of a spot on this record in addition to our weirdest sea animals record
Its resemblance to an over-designed toast rack is maybe applicable, contemplating that any invertebrate that occurs to stumble into its branches will, certainly, be toast.
It inhabits the 3km-deep waters off the Californian coast
North American horned lizard
Also called the attractive toad, the North American horned lizard has a formidable arsenal of novel, highly effective – and admittedly bizarre – defences. They boast glorious camouflage; have armoured, spiky pores and skin; and might inflate their our bodies to double their measurement. However their actual super-power is their potential to shoot blood – loaded with foul toxins gleaned from a food regimen of venomous ants – from their eyes, to a distance of as much as 9 occasions their physique size. Fairly bizarre proper?
Pink-lipped batfish (Ogcocephalus darwini)
The oceans don’t have any lack of crazy-shaped and bizarre-looking animals (as you will notice from this record), however the red-lipped batfish actually is a stand-out. With its crimson pout, protruding snout, and spindly ‘legs’ it truly is one-of-a-kind. In addition to being unusual wanting, it has some fairly uncommon behaviours and skills.
The ‘legs’ are literally extremely tailored pectoral, pelvic and anal fins, and though poor swimmers they’re fairly adept at strolling alongside the ocean flooring utilizing them. The snout that extends out from the highest of its head is a chemical-emitting construction referred to as an illicium, thought for use for luring in prey.
Hagfish
Hagfish are, in all probability, the slimiest animal on the planet – they usually can use their slime for deadly functions.
These eel-shaped, jawless fish possess specialised slime glands which have two forms of cell: mucous cells that launch mucin and thread cells that exude skeins (loosely coiled fibres) of protein round 15cm lengthy. When combined in seawater, the mucins and skeins create a copious quantity of slime extremely shortly.
Blobfish (Psychrolutes microporos)
No record of weirdest animals could be full and not using a point out of the infamous blobfish! Just like the batfish, this unlovely fish dwells on the ocean flooring, however a lot a lot deeper.
Whereas the batfish lives at a maxim of round 120m deep, the blobfish may be discovered at 1,200m! It’s this deep-water residing that causes it to appear to be an “85-year-old Mr Blobby” (in accordance with the fish supervisor on the Australian Museum which holds probably the most well-known and photographed specimen). The blobfish is definitely a really misunderstood and unfairly judged creature.
At depth, the strain may be greater than 100 occasions what we expertise on the floor, and when an animal is introduced up this may imply its look can change. Within the case of the blobfish, the change in strain causes it to develop and its options to distort, turning it into the ugly blob we all know and love. On the ocean flooring, they simply appear to be fish (although nonetheless no prize-winning magnificence)!
We named the blobfish one of many weirdest fish on the planet
Irrawaddy Dolphin (Orcaella brevirostris)
Now, that is one you seemingly received’t have heard of the adorably funny-faced Irrawaddy Dolphin. Present in coastal areas and rivers in South and Southeast Asia, with their beady eyes and comfortable spherical faces, these curious cetaceans virtually appear to be a nasty kids’s drawing of a dolphin. Sadly, nevertheless there are only a few of those smiling dolphins left, with as little as 92 people are estimated to nonetheless exist. The first risk is unintentional entanglement and downing in fishing nets, which they’re extra vulnerable to than dolphins that reside additional out into the ocean.
Lowland Streaked Tenrec (Hemicentetes semispinosus)
Wanting extra like a bedraggled bumblebee than the mammal it’s, this species belongs to a really curious group certainly. Tenrecs, together with this species, are principally endemic to the island of Madagascar and regardless of all being fairly carefully associated are wildly various, various vastly in physique measurement, look, and way of life.
Regardless of not wanting very similar to each other, many do nevertheless carefully resemble different species of animals that they’re not carefully associated to in any respect. Some appear to be hedgehogs, some shrews, others rats and mice. As such they’re each an instance of each divergent and convergent evolution.
Divergent being when species in the identical group evolve totally different traits in response to totally different habitats and life, convergent being when species in several teams evolve to have related options as a consequence of related environmental pressures. The lowland streaked tenrec for instance, like distantly associated hegehogs, has advanced sharp spines as a defence from predators. A really related resolution to the identical downside.
Bare mole rat (Heterocephalus glaber)
The following on our record is a stand-out each by way of seems and way of life (and just about every part else). Bare mole rats are pink, almost bald, terribly long-lived rodents that reside in subterranean burrows and have a social system most just like that of bees!
What about all that isn’t bizarre? Like many bees, ants, termites, and wasps, bare mole rats are eusocial. Because of this they reside in giant colonies the place just one feminine (the queen) and a choose few males are allowed to breed and the remainder of the colony spend their complete lives as employees and troopers, creating tunnels and defending the colony from predators. They’re the one mammal that lives on this method.
Saiga antelope (Saiga tatarica)
This species absolutely wins the prize for the weirdest-looking antelope on the market (maybe carefully adopted by the gerenuk). Its unusual, bulbous nostril truly has a really severe and essential operate, nevertheless. Dwelling within the semi-desert grasslands of Central Asia (in Mongolia and Kazakhstan) saigas should endure very harsh situations.
Not solely have they got to cope with scorching summers and freezing winters, in addition they cope with clouds of mud kicked up by the herd throughout their mammoth migrations. Their huge, drooping noses will heat up frigid air earlier than it enters their lungs, in addition to filter out mud, serving to them to outlive in an unforgiving panorama.
Tiputini velvet worm (Oroperipatus tiputini)
The Tiputini is a newly described velvet worm from the Amazonian lowlands of Ecuador. Cute however lethal, this creature is supplied with a mess of legs, however lacks the exhausting exoskeleton of arthropods (to which they’re carefully associated). They’re denizens of heat, humid forests and look a bit like smooth, cuddly millipedes.
Like different velvet worms, it’s a predator that immobilises invertebrate prey with jets of sticky mucous fired from glands both facet of its mouth. It appears to be most energetic at evening.
Atretochoana eiselti
You in all probability haven’t heard the title of this species earlier than, however you could maybe have heard what some name it. The penis snake… It’s not too tough to see why it received that charming moniker, nevertheless, it’s not truly a snake however a caecilian!
Caecilians are limbless amphibians that reside hidden in soil or streambeds, feeding on bugs and earthworms. A very fascinating (or gross, relying on the way you see it) truth about these amphibians is that after giving delivery some species enable their younger to feed on a particular outer layer of their very own pores and skin, which the hatchlings peel off with specifically modified tooth!
Atretochoana eiselti just isn’t one in every of these species however is ready aside by being the one recognized lungless caecilian and actually the most important tetrapod (four-limbed vertebrate) to lack lungs.
Sea Pig (Scotoplanes genus)
Animals don’t get a lot weirder wanting than the ocean pig, a genus of sea cucumbers that look straight out of Physician Who. Named for his or her plump, pink, and rounded our bodies, sea pigs are very considerable, however you’re unlikely to ever see one, residing as they do at depths of over 1,200 to five,000 metres (that’s over three miles!).
Their mode of locomotion is one in every of their many weird traits. They crawl throughout the deep-sea flooring utilizing specialised tubular “legs” that may be inflated and deflated with water, shifting with hydraulics. This additionally permits them to churn up the smooth mud beneath their “ft” as they transfer, liberating bits of decaying plant and animal materials to snack on.
We named the ocean pig one of many weirdest sea creatures on the planet
Potoo (Nyctibiidae household)
With regards to bizarre birds, there’s a notably wealthy crop of weirdos to select from. For instance, the gaudy-hued king vulture was simply pipped to the submit, and the shoebill is on the market doing its unnerving stare…
The potoo can’t be overwhelmed on the humorous issue, nevertheless, and absolutely deserves a spot on the weirdest animals record. This group of birds, carefully associated to nightjars and frogmouths, may be discovered within the forests of Central and South America. They’re nocturnal, looking flying bugs from a perch at evening, and spending their days mixing into tree stumps with their remarkably convincing camouflage.
Florida softshell turtle (Apalone ferox)
The Florida softshell turtle in all probability has one of many funniest, grumpiest faces in the entire of the animal kingdom! Discovered (because the title suggests) primarily within the US state of Florida, these singular reptiles are virtually completely aquatic, their snorkel-like noses and lengthy necks permitting them to simply breathe from the floor while remaining principally submerged.
Like all softshell turtles, as an alternative of getting a tough scaly carapace, they as an alternative have a pliable cartilaginous one coated in leathery pores and skin. In addition they make use of a camouflage approach generally known as countershading, whereby an animal’s underside is lighter than the higher facet of its physique. This has the impact of counteracting pure shadowing (the place daylight coming from above makes the higher facet lighter) in order that the animal seems much less strong and fewer conspicuous.
The treehopper
The treehopper is the cyborg of the insect world, with weird projections and protuberances sprouting from its thorax. The exact operate of those excessive enhancements is slightly mysterious.
They might play an element in bodily safety or mate attraction. Or they may function resonators for the amplification of acoustic indicators. Within the case of the tropical American species Alchisme grossa, although, camouflage is a minimum of a part of the story. And any predator that sees by way of the thorn-like disguise nonetheless has to cope with an arsenal of poisonous chemical substances harnessed from the sap that the bugs suck from wild potato vegetation.
Praya dubia
It’s not a fish, a whale or a jellyfish – the big siphonophore (Praya dubia) is the unlikely big of the underwater world and positively worthy of a spot on the weirdest animals record.
The enormous siphonophore grows to greater than 40m and lives in chilly waters at depths of fifty–200m. It’s a colonial animal, which implies it’s truly an extended chain of people. Each has a devoted position – some sting and seize meals, others digest and unfold the vitamin all through the colony, whereas the rest are answerable for copy.
Undoubtedly unusual….and one of many weirdest sea creatures ever
Pacific barreleye fish
On the weirdest animal scale the Pacific barreleye fish Macropinna microstoma is fairly unusual. Its cranium is clear, as is the pores and skin on its head and most of its face.
These unusual options allow it to see issues extra clearly, and this odd design protects its eyes, on which the fish’s life relies upon.
This pint-sized fish – which is only a few centimetres lengthy – specialises in stealing prey from jellyfish, monitoring the ghostly predators by their shadows or faint bioluminescence.
The particular tube-shaped eyes, after which it’s named, make this stealthy stalking doable. Like tiny binoculars, they supply tunnel imaginative and prescient with a pointy give attention to minute particulars. The fish’s inexperienced lenses additionally spotlight any firefly-like glows at the hours of darkness.
Star-nosed mole
The freakish, tentacled snout of the star-nosed mole Condylura cristata might look humorous, and earn the mole a spot on the weirdest animals record, however it’s nothing to chuckle at. It may very well be probably the most expert sniffer beneath the solar – even when underwater.
Its nostril is used extra as a super-sensitive spare paw with 22 toes. The pea-sized organ is extraordinarily perceptive, filled with over 25,000 sensory receptors – in contrast with 17,000 within the human hand. The mole can determine something it touches seven occasions quicker than an individual can blink. This makes it probably the most delicate organ within the animal world.
Borneo tarsier
This small strange-looking, big-eyed, nocturnal, carnivorous primate is paying homage to a home elf in Harry Potter – or maybe it’s Gollum from The Lord of The Rings he reminds us of. It eats primarily bugs and lives in major and secondary forest, in addition to alongside the coasts or on the sting of plantations. Its lengthy hind legs and fingers allow it to climb and leap; it has extraordinarily delicate ears and people enormous eyes assist it to see at the hours of darkness.
This article by Leoma Williams was first printed by Uncover Wildlife on 25 March 2026.
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