Around 4,000 years ago, various species of mammoths were seen all around the world and the last mammoth seen was around 3,600 years ago. Scientists can figure out the age of a mammoth by the amount of rings on their tusks, which can be up to 4.3 m (14 ft) long!Eugy creatures are our friends from nature made from biodegradable materials – coloured with eco-friendly ink – put together with non-toxic glue, 3D and collectable.