Crustacea

Inclusions are all the objects that are trapped in amber. It can be both organic and inorganic.Over a thousand species of insects and crustacea have been found in it. The most familiar of these are insects and spiders, but there are many other things that have also been trapped. These include bacteria, fungi and many different types of plants such as botanical debris, carbonized wood, cones, needles, and bark. Invertebrate animals (those without backbones), include worms, snails. You can also find vertebrates, but these are extremely rare and consists of frogs, lizards, birds' feathers and mammal remains.