World Wildlife Day 2025: 13 amazing wildlife facts to celebrate

Wildlife is full of surprises! From unique survival tactics to mind-blowing adaptations, the animal kingdom never ceases to amaze us. To celebrate World Wildlife Day, here are thirteen fascinating wildlife facts that will leave you in awe:

Sloths Can Hold Their Breath Longer Than Dolphins

Sloths may be slow, but their lung capacity is impressive. They can hold their breath for up to 40 minutes by slowing their heart rate, whereas dolphins typically need to surface every 10–15 minutes.

Elephants Communicate Through Vibrations

Besides trumpeting, elephants send messages through seismic signals—vibrations in the ground—that can be detected by other elephants miles away.

The Immortal Jellyfish Exists

Turritopsis dohrnii, a tiny jellyfish, has the ability to revert its cells to an earlier stage of development, making it biologically immortal. Scientists are studying it for potential breakthroughs in aging research.

Cows Have Best Friends

Studies show that cows form strong social bonds. When separated from their best friends, they become stressed and anxious.

Ants Can ‘Talk’ Using Chemicals

Ants communicate using pheromones, chemical signals that help them warn of danger, find food, and even recognize their own colony members.

A Shrimp’s Heart is in Its Head

In shrimp, the heart is located near the head, as their thorax and head are fused into a single structure called the cephalothorax.

Giraffes Have Blue Tongues

Giraffes’ tongues are dark blue or purple to protect them from sunburn while they munch on leaves all day.

Rats Can Laugh

When rats play or are tickled, they emit high-frequency giggles that humans can’t hear without special equipment!

Starfish Have No Brain or Blood

Instead of blood, starfish pump seawater through their bodies to transport nutrients and oxygen.

Snow Leopards Can’t Roar

Unlike other big cats, snow leopards lack the special vocal structure needed to produce a roar. Instead, they communicate with meows, growls, and chuffing sounds.

Dolphins Have Names for Each Other

Dolphins use unique whistles to call and identify each other, much like humans use names!

Some Frogs Can Freeze Without Dying

Certain species of frogs, like the wood frog, can freeze completely in winter and thaw out alive in spring!

Hummingbirds Can Fly Backward

Hummingbirds are the only birds that can fly in all directions, including backward, thanks to their unique wing structure.