Water bears are microscopic animals found in water all over the world a lot more on that later.
Where to find water bears.
The name water bear comes from the way they walk reminiscent of a bear s gait the name tardigradum means slow walker and was given by lazzaro spallanzani in 1777.
Water bears can live just about anywhere.
Johann august ephraim goeze originally named the tardigrade kleiner wasserbär meaning little water bear in german today they are often referred to in german as bärtierchen or little bear animal.
Tardigrades also called water bears or moss piglets refer to over 1 150 species of microscopic aquatic animals that can be found in moss ferns lichens soil beaches dunes and other damp habitats all over the planet and you can find one in this excellent science experiment outdoor expedition.
They prefer to live in sediment at the bottom of a lake on moist pieces of moss or other wet environments.
They can most easily be found living in a film of water on lichens and mosses as well as in sand dunes soil sediments and leaf litter.
These eight legged invertebrates are only 0 1 1mm long yet they are certainly the world s toughest animals.
They live in a variety of habitats worldwide.
Tardigrades are the toughest animal on the earth.
In damp moss on flowering plants in sand in fresh water and in the sea.
In adapting to this wide range of external conditions a large number of genera and species have evolved.
Aside from hibernation a lot more on that later the similarity pretty much ends there.
Just how tough are they.
You may hear that the water bears official name.
They are also known as tardigrades which means slow walker and the name water bear comes from the bear like way they walk.
Water bears can survive in hot springs in the deep ocean under solid layers of ice and even after exposure to deadly irradiation.
You can even find water bears in the powdery lichen that grows on rocks and brick walls.
Tardigrades also known as water bears or space bears are incredible members of the microcosmos that can be found just about anywhere in the world.
How can they do that.
They can survive a wide range of temperatures.