The vast majority of documented cases of plant cancer have been caused by external pathogens, such as bacteria, viruses, or pests. They can't get cancer from carcinogens like the sun's radiation or air pollution.
There are two common forms of cancer in trees. One causes crown galls and is triggered by the bacterium Agrobacterium tumefaciens. You've probably seen this at least once in your life, it looks somewhat like this:
Crown gall on a eucalyptus/Source
Beautiful Flowers in All Shapes and Sizes - Incredible!
Let’s take a moment to contemplate and celebrate the beauty of nature by turning our attention to 15 outstanding flowers and plants across the globe.
These 10 New Species Were Only Discovered in 2018!
From creatures the size of office blocks to those that are only visible when viewed under a microscope, the 10 newly-discovered species are wonderful!
How Do Wild Animals Survive Winter Without Shelter?
Learn all the genius biological mechanisms animals use to survive winter in the wild - without central heating or warm socks.
Ever Seen a Monkey Play Pong With Its MIND?
You're about to see TWO incredible things in this video.
The Unlikely Bullies of the Underwater World
The story of the giant water lily, an underwater bully that takes over habitats to itself and won't share.
This Plant's Sting Lasts YEARS After the Initial Impact
In this article, we will share six of mother nature’s plants you literally wouldn’t want to run into ever in your life.
The Beautiful World of Indian Birds - 21 Gorgeous Photos
Let’s marvel at the exotic beauty of Indian birds.
Human Cultivation Changed These Plants Beyond Recognition!
These 8 familiar fruits and vegetables changed so much when people started cultivating them, you won't be able to recognize them!
This Awesome Plant Can Live For More Than 300 Years!
The compass plant can live for over 300 years!
Photographer Captures Myriad Moods of Stunning Big Cats
Observing big cats from up close is rare. Here are some brilliant big cat portraits that take you real close to these magnificent animals.
These Horses All Have the Most Amazing Hair!
These horse breeds all have an amazing hair! Enjoy getting to know some of the world's most beautiful horse breeds, along with some facts.
15 Wonderful Plants to Grow in Every Room in Your Home
We wouldn’t be surprised if you’re already growing plants in your home, but the question is, are you placing them correctly?
All Dogs Are Loyal, But Which Breeds Are the MOST Loyal?
Dogs have been man's best friend for millennia now, but there are some breeds that exhibit traits of undying loyalty. Here are the top 10 most loyal dog breeds.
INTERACTIVE: Click on the Flower to See Its Full Beauty
These interactive photos of flowers will allow you to see them in video with a click.
Save Money on Watering with These Drought Tolerant Plants
Here are 10 low maintenance perennials that will grow year after year.
This Is How Mother Birds Care for Their Sweet Chicks
Motherhood is a wonderful thing. It binds not only humans together, but birds too. These photos are simply amazing.
17 Heart-Melting Smiling Animals to Brighten Your Day
Smiles are contagious - that everyone knows, so look at these pictures of smiling animals and one will spread across your face in no time.
What Did These Breeds Look Like a Century Ago?
Certain breeds of dogs have changed a lot over the last century. Check out some of their evolutionary changes here.
9 of the Most Fascinating Night-Singing Birds
Enter the fascinating world of birds that chirp mellifluously at night.
Unbelievable Photos from World Nature Photography Awards
Marvel at the incredible photos from the World Nature Photography Awards 2024.
These Cute Bat Photos Will Change Your Perception of Them!
These adorable photos of bats will change your perception of them forever!
Hilarious! Someone's Gonna Get Fired for This...
I've never seen so many pictures that seem too perfect to be real as here!
5 Ancient Forests and What You Can Find There
This list contains 5 of the world’s most ancient forests that stood here far longer than us, their must-see spots and how to get there
15 Pictures Depicting the Rare Wonders of Nature
In this article, we display 15 unique photos of various natural phenomena - from rare eye colors to beautiful rock formations, and even albino plants.
Weird Science: 12 Phenomena That Scientists Can’t Explain
Scientists think they're got the world covered but so many mysteries remain. Here are 12 bizarre phenomena that even scientists can't explain.
These Creatures Are So Scary You'll Be Happy They're Extinct
Once you read more about these extinct animals - you'll be happy you won't have to see them in real life.
WATCH: 12 Stunning Underwater Landscapes On Video
Live under the waves is fascinating and beautiful, but it's only recently that we've been able to capture it in all its glory. View these 12 stunning videos.
The Galapagos Islands Are Truly a Marvel of Nature
The Galapagos islands truly are a marvel of nature. Parts of the islands are open to visitors, so if you have the chance to go, grab it with both hands!
This Flower Gets Its Name From the Animal It Resembles
These beautiful orchids are not man made, although they may seem like it to us.
16 Award-Winning Shots That’ll Take Your Breath Away
The 2020 winners of the nature photography competition BigPicture have been announced, and they are astounding!
The Wonders of the Maasai Mara in 10 Award-Winning Photos
Prepare for the wildlife adventure of a lifetime!
Milky Way Photographer of the Year 2023: 15 Striking Pics
The winners of the 2023 Milky Way Photographer of the Year contest have been revealed!
Cactuses Have Flowers So Beautiful and Different...
This videos will show you the true beauty of cacti flowers.
Answered in Less Than 5 Minutes - How Sinkholes Form
Many sinkholes appear due to construction and mining works. So how do they form? Should you be concerned?
Beautiful Nature: The Tadpole Migration
This is the story of one of the greatest migrations, while also being one of the tiniest ones...
16 Perfect Examples of How Beautiful Earth Is
16 beautiful examples of why Earth is such a wonderful and gorgeous place to live.
10 Perennials That Will Serve Your Garden for Years
Here, we look at some amazingly useful perennial vegetables that will serve as a long-term investment for every gardener.
Black Sand & Blue Seas Make These Beaches Spectacular
As beautiful as the beaches may be, there is something alluring and mysteriously beautiful about black sand beaches. Take a look.
Swimming Lessons Cannot Get Cuter Than This!
Watch mother otter teach her pup to swim, it's adorable!
Say Hello to the Tiniest Bird You'll Ever See!
How small is the tiniest bird ever recorded? Watch this video and find out!
Did You Know Earwigs Could Fly? Watch It Slow Motion
Earwigs are not the cutest insects, but they have a cool trick up their sleeves!
WATCH: Crows Are a Lot Smarter Than You Imagine
I never thought birds could be this intelligent...
These Photographs Beautifully Capture Stunning Sunsets
Enjoy this stunning series of orange, red and golden sunsets, and share with those who have beauty in their heart.
This Incredible Video Takes You Swimming With a Polar Bear
Go on a swim right next to one of the world's biggest apex predators.
Watch this Colorful Caterpillar Turn into a Stunning Moth!
Watch as this gorgeous caterpillar goes through the various stages of growth, to eventually emerge as a beautiful puss moth.
Journey into the Lion Kingdom With Their Fiercest Protector
An amazing video that takes you for a closer look at the heart of the lion kingdom.
Time Lapse Extreme: Over 800 Days in 8 Minutes
The satisfaction of sowing a seed and watching it grows is amplified when you see it at high speeds. Enjoy.