American Dagger Moth Caterpillar.... I found one in my drive way
Crimson is a bright red color, so a crimson horn would be a bright red colored horn.
it is a Lime Hawk Moth originating from England
Not a Hawkmoth, this is a swallowtail butterfly caterpillar.
A caterpillar that is pink and as a blue horn and found in France is called a hawk moth. These moths can grow very large.
Depending on where you live it might be some sort of Hawk Moth or a Fawn Sphinx. If you want to search for the Sphinx better enter "Sphinx kalmiae" otherwise most hits will be for the cat Sphinx. .
The blue horned sperm worm
tomato horn worms.
Colton Yellow Horn was born on 1987-05-05.
The American Dagger Moth's caterpillar is fuzzy and yellow with what looks like black spikes. But a closer look shows it is just fuzz.
The name of the lime green caterpillar with an orange head is the cecropia moth caterpillar. The entire body is lime green except for a few small parts on the head which are a bright orange color.
gabonica is a snake with a horn and is black and yellow
A horn worm either tomato or tobacco grows into a moth.