Does anyone know what kind of caterpillar is green with black antennas and can turn yellow?

Question

my cousins found one like this on the side of their house but they don't know what kind it is so they can feed it. HELP?!

Answer 1

http://query.nytimes.com/gst/fullpage.ht...

the article i found says that caterpillars change color based on what they eat

maybe this one Fig Sphinx

Answer 2

Why not check this site -

http://www.whatsthiscaterpillar.co.uk/am...