These are the larvae of the Arctiidae moth. They eat ragwort, but can also eat other cinnabar caterpillar larvae, which makes t hem cannibals.
The life cycle of a Buck moth caterpillar starts as an egg. Next, it morphs into a caterpillar, then cocoon, and lastly, it morphs into a moth.
The cinnabar moth and caterpillar feed on ragwort plants. See related link.
The butterfly is called the cinnabar moth.
Egg, Larvae/Caterpillar, Chrysalis/Cacoon, Butterfly/Moth.
That sounds like a cinnabar moth caterpillar. They are toxic and can deliver quite a sting and are quite aggressive towards each other.
cinnabar forest
First it is a egg then it is a larva then it is a cocoon then it is a adult moth
A moth has a 4-stage life cycle.
A young moth is called a caterpillar. Moths go through a variety of life stages before it becomes a moth.
The cinnabar moth
egg, catterpillar, cocoon, moth
moth