I Put Seaweed and Seawater in a Jar, 6 Months Later THIS Appeared!

I Simulated a River Ecosystem for 1 YEAR... and it Became a Jungle

I Put Drain Water in a Jar, Weeks Later THIS Appeared!

I Put Seaweed in a Tank, 6 Months Later THIS Happened!

I Built a Giant Shelf for My Ecosystems

I Put Creek Water in a Jar... 1 Month Later It COLLAPSED!

I Put Sewer Water in a Jar, 100 Days Later THIS Appeared!

I Hatched 200 Million Year Old Living Fossils

How to Build a Self-Sustaining Jar Ecosystem

I Built a Rainforest Ecosystem. 180 Days Later THIS Happened!

I Sealed River Water in a Jar. 6 Months Later THIS Appeared!

I Made a Planted Self-Sustaining Aquarium (180 Days)

I Put Rain Puddle Mud in a Jar, Weeks Later THIS Appeared!

I Put Wild Soil in an Aquarium, 100 Days Later THIS Appeared!

I Turned an Abandoned Aquarium into a Betta Paradise!

I Put Swamp Mud in a Jar — 2 Months Later THIS Appeared!

I Put Seaweed in an Aquarium, 3 Months Later THIS Happened!

How My Best Self-Sustaining Aquariums Evolved! (Top 2025)

I Rescued a Betta Fish and Built an Aquarium for Him! (No Filter)

I Put Rivers, Seas and Forests in Jars, Months Later THIS Appeared (Top 2025!)

I Put Sewer Water in a Jar, Weeks Later THIS Appeared!

I Built a DIY Mini Pond for My Guppies

I Built a Self-Sustaining Aquarium Using Nature (No Filter)

I Put Forest Dirt in a Jar, 100 Days Later THIS Appeared!

I Turned an Abandoned Tank into a Natural River (100 Days)

I Built an Aquarium-Pond and It Filled With Life

I Put Seaweed and Seawater in a Jar — Weeks Later, THIS Appeared!

I Put Dirt and Water in a Jar, 6 Months Later THIS Appeared!

I Made a Mini Paludarium And It Turned Into a Tropical Jungle

I Created a River Ecosphere in a Jar (Creatures Inside)

How to Culture Grindal Worms | Best Live Food for Fish!

I Built a Nano Aquarium in a Glass Bottle

Creating a River Ecosystem in a Jar | Strange Creatures Inside!

How to Make CO2 For Planted Aquarium | Cheap & Easy DIY

From Eggs to Baby Plecos | 30 Days of Bristlenose Ancistrus Growth