Topics
Topics
Tools
Tools
Discover
Discover
Strange Animals
Endangered
About
About
Random
Mammals
Big Cats · Wolves & Canines · Bears · Primates · Marine Mammals · Elephants
→
Reptiles & Amphibians
Snakes · Lizards · Crocodilians · Turtles · Frogs & Toads · Chameleons
→
Birds
Raptors · Parrots · Penguins · Owls · Hummingbirds · Corvids
→
Marine Life
Sharks · Whales & Dolphins · Octopuses · Jellyfish · Deep Sea · Coral Reefs
→
Insects & Arachnids
Spiders · Beetles · Butterflies · Ants · Bees & Wasps · Mantises
→
Extinct
Dinosaurs · Ice Age · Prehistoric Sea · Mass Extinctions · Recently Extinct · Fossils
→
Pets
Dog Breeds · Cat Breeds · Dogs · Cats · Feeding · Health & Care
→
Not sure where to start?
Get a random strange animal
→
Animal Quiz
Test your wildlife knowledge with 20 fun questions.
→
Animal vs Animal
Head-to-head matchups between incredible creatures.
→
Size Comparison
See how animals measure up against each other.
→
Animal Identifier
Describe traits and find which animal matches.
→
Animal Map
Explore wildlife by continent and region.
→
Random Animal
Discover a species you have never heard of.
→
World Records
The fastest, biggest, deadliest and oldest animals on Earth.
→
Speed Race
Race animals over any distance, from 100 m to a marathon.
→
Hearing Range
What each animal can hear, from infrasound to ultrasound.
→
Lifespan Lookup
Your age measured in animal lifetimes.
→
Bite Force Meter
Compare bites, and see which figures were measured.
→
Food Chain Builder
Follow the energy up a chain in three ecosystems.
→
Dive Depth
How deep animals go, and the pressure down there.
→
Gallery
Browse our photo collection of the world's strangest creatures.
→
Submit a Sighting
Spotted something strange? Share it with our editors.
→
All tools →
World Records
The fastest, largest, deadliest and oldest animals
→
Animal vs Animal
Head-to-head comparisons, settled by the numbers
→
Comparisons
All 16 matchups, judged on measured data
→
Endangered
49,000+ threatened species and what helps
→
Animal of the Day
One strange creature at a time
→
Gallery
Photos of the world's strangest creatures
→
Archive
Every article, sorted by date
→
About us
Who we are and why we write about strange animals
→
Editorial standards
How we research, cite and fact-check
→
Submit a sighting
Spotted something strange? Tell our editors
→
Advertise
Partner with Strange Animals
→
Contact
Suggest an animal, send a correction or say hello
→
Strange Animals
Search the archive…
Topics
−
Mammals
→
Reptiles
→
Birds
→
Marine Life
→
Insects
→
Extinct
→
Pets
→
Not sure where to start?
→
Tools
+
Animal Quiz
→
Animal vs Animal
→
Size Comparison
→
Animal Identifier
→
Animal Map
→
Random Animal
→
World Records
→
Speed Race
→
Hearing Range
→
Lifespan Lookup
→
Bite Force Meter
→
Food Chain Builder
→
Dive Depth
→
Gallery
→
Submit a Sighting
→
Discover
+
World Records
→
Animal vs Animal
→
Comparisons
→
Endangered
→
Animal of the Day
→
Gallery
→
Archive
→
About
+
About us
→
Editorial standards
→
Submit a sighting
→
Advertise
→
Contact
→
Home
/
Archive
/
#Blue Dragon
#Blue Dragon
Every article tagged Blue Dragon, newest first.
Jun 24, 2026
Glaucus atlanticus: The Blue Dragon Sea Slug
Marine Life
Strange Animals