The Bitter, or Seville Orange (Citrus aurantica) is used to make marmalade, but chemicals extracted from the peel can also be an insecticide, used to kill insect pests. Read more here.
White-brow Hawkmoth (Gnathothlibus erotus eras), a common moth species native to Australasia. In Australia, it could be an agricultural pest affecting such commercial crops as grapevine, sweet potato, olive, macadamia and lemon.
Golden Stag Beetle (Lamprima aurata), a common beetle of south-eastern mainland Australia and Tasmania. Its iridescent body colour varies from green, red, blue to purple. It is a relatively easy to breed species. Read more here and here.
Megaloblatta blaberoides is a gorgeous and very large (up to 10 cm long) cockroach species found throughout Central and South Americas. It is a harmless creature. In response to disturbance, cockroaches produce warning sounds by rubbing body parts against each other (as grasshoppers) and also emit a disgusting smell.
Leaf-footed Bug (Derepteryx grayi) from South and South-East Asia.
Gaudy Sphinx (Eumorpha labruscae) is a hawk moth native to Central and South Americas, also recorded from south-eastern regions of the USA. Read more here.